// SpryDOMUtils.js - version 0.6 - Spry Pre-Release 1.6.1
//
// Copyright (c) 2007. Adobe Systems Incorporated.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of Adobe Systems Incorporated nor the names of its
//     contributors may be used to endorse or promote products derived from this
//     software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

var Spry; if (!Spry) Spry = {}; if (!Spry.Utils) Spry.Utils = {};

//////////////////////////////////////////////////////////////////////
//
// Define Prototype's $() convenience function, but make sure it is
// namespaced under Spry so that we avoid collisions with other
// toolkits.
//
//////////////////////////////////////////////////////////////////////

Spry.$ = function(element)
{
	if (arguments.length > 1)
	{
		for (var i = 0, elements = [], length = arguments.length; i < length; i++)
			elements.push(Spry.$(arguments[i]));
		return elements;
	}
	if (typeof element == 'string')
		element = document.getElementById(element);
	return element;
};

//////////////////////////////////////////////////////////////////////
//
// DOM Utils
//
//////////////////////////////////////////////////////////////////////

Spry.Utils.setAttribute = function(ele, name, value)
{
	ele = Spry.$(ele);
	if (!ele || !name)
		return;

	// IE doesn't allow you to set the "class" attribute. You
	// have to set the className property instead.

	if (name == "class")
		ele.className = value;
	else
		ele.setAttribute(name, value);
};

Spry.Utils.removeAttribute = function(ele, name)
{
	ele = Spry.$(ele);
	if (!ele || !name)
		return;

	try
	{
		ele.removeAttribute(name);

		// IE doesn't allow you to remove the "class" attribute.
		// It requires you to remove "className" instead, so go
		// ahead and try to remove that too.
		//
		// XXX: We should add a check for IE here instead of doing
		// it for every browser.

		if (name == "class")
			ele.removeAttribute("className");
	} catch(e) {}
};

Spry.Utils.addClassName = function(ele, className)
{
	ele = Spry.$(ele);
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Utils.removeClassName = function(ele, className)
{
	ele = Spry.$(ele);
	if (Spry.Utils.hasClassName(ele, className))
		ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Utils.toggleClassName = function(ele, className)
{
	if (Spry.Utils.hasClassName(ele, className))
		Spry.Utils.removeClassName(ele, className);
	else
		Spry.Utils.addClassName(ele, className);
};

Spry.Utils.hasClassName = function(ele, className)
{
	ele = Spry.$(ele);
	if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1)
		return false;
	return true;
};

Spry.Utils.camelizeString = function(str)
{
	var cStr = "";
	var a = str.split("-");
	for (var i = 0; i < a.length; i++)
	{
		var s = a[i];
		if (s)
			cStr = cStr ? (cStr + s.charAt(0).toUpperCase() + s.substring(1)) : s;
	}
	return cStr;
};

Spry.Utils.styleStringToObject = function(styleStr)
{
	var o = {};
	if (styleStr)
	{
		pvA = styleStr.split(";");
		for (var i = 0; i < pvA.length; i++)
		{
			var pv = pvA[i];
			if (pv && pv.indexOf(":") != -1)
			{
				var nvA = pv.split(":");
				var n = nvA[0].replace(/^\s*|\s*$/g, "");			
				var v = nvA[1].replace(/^\s*|\s*$/g, "");
				if (n && v)
					o[Spry.Utils.camelizeString(n)] = v;
			}
		}
	}
	return o;
};

Spry.Utils.addEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (!Spry.Utils.eventListenerIsBoundToElement(element, eventType, handler, capture))
		{
			element = Spry.$(element);
			handler = Spry.Utils.bindEventListenerToElement(element, eventType, handler, capture);
			if (element.addEventListener)
				element.addEventListener(eventType, handler, capture);
			else if (element.attachEvent)
				element.attachEvent("on" + eventType, handler);
		}
	}
	catch (e) {}
};

Spry.Utils.removeEventListener = function(element, eventType, handler, capture)
{
	try
	{
			element = Spry.$(element);
			handler = Spry.Utils.unbindEventListenerFromElement(element, eventType, handler, capture);
			if (element.removeEventListener)
				element.removeEventListener(eventType, handler, capture);
			else if (element.detachEvent)
				element.detachEvent("on" + eventType, handler);
	}
	catch (e) {}
};

Spry.Utils.eventListenerHash = {};
Spry.Utils.nextEventListenerID = 1;

Spry.Utils.getHashForElementAndHandler = function(element, eventType, handler, capture)
{
	var hash = null;
	element = Spry.$(element);
	if (element)
	{
		if (typeof element.spryEventListenerID == "undefined")
			element.spryEventListenerID = "e" + (Spry.Utils.nextEventListenerID++);
		if (typeof handler.spryEventHandlerID == "undefined")
			handler.spryEventHandlerID = "h" + (Spry.Utils.nextEventListenerID++);	
		hash = element.spryEventListenerID + "-" + handler.spryEventHandlerID + "-" + eventType + (capture?"-capture":"");
	}
	return hash;
};

Spry.Utils.eventListenerIsBoundToElement = function(element, eventType, handler, capture)
{
	element = Spry.$(element);
	var hash = Spry.Utils.getHashForElementAndHandler(element, eventType, handler, capture);
	return Spry.Utils.eventListenerHash[hash] != undefined;
};

Spry.Utils.bindEventListenerToElement = function(element, eventType, handler, capture)
{
	element = Spry.$(element);
	var hash = Spry.Utils.getHashForElementAndHandler(element, eventType, handler, capture);
	if (Spry.Utils.eventListenerHash[hash])
		return Spry.Utils.eventListenerHash[hash];
	return Spry.Utils.eventListenerHash[hash] = function(e)
	{
		e = e || window.event;

		if (!e.preventDefault) e.preventDefault = function() { this.returnValue = false; };
		if (!e.stopPropagation) e.stopPropagation = function() { this.cancelBubble = true; };

		var result = handler.call(element, e);
		if (result == false)
		{
			e.preventDefault();
			e.stopPropagation();
		}
		return result;
	};
};

Spry.Utils.unbindEventListenerFromElement = function(element, eventType, handler, capture)
{
	element = Spry.$(element);
	var hash = Spry.Utils.getHashForElementAndHandler(element, eventType, handler, capture);
	if (Spry.Utils.eventListenerHash[hash])
	{
		handler = Spry.Utils.eventListenerHash[hash];
		Spry.Utils.eventListenerHash[hash] = undefined;
	}
	return handler;
};

Spry.Utils.addLoadListener = function(handler)
{
	if (typeof window.addEventListener != 'undefined')
		window.addEventListener('load', handler, false);
	else if (typeof document.addEventListener != 'undefined')
		document.addEventListener('load', handler, false);
	else if (typeof window.attachEvent != 'undefined')
		window.attachEvent('onload', handler);
};

Spry.Utils.getAncestor = function(ele, selector)
{
	ele = Spry.$(ele);
	if (ele)
	{
		var s = Spry.$$.tokenizeSequence(selector ? selector : "*")[0];
		var t = s ? s[0] : null;
		if (t)
		{
			var p = ele.parentNode;
			while (p)
			{
				if (t.match(p))
					return p;
				p = p.parentNode;
			}
		}
	}
	return null;
};

//////////////////////////////////////////////////////////////////////
//
// CSS Selector Matching
//
//////////////////////////////////////////////////////////////////////

Spry.$$ = function(selectorSequence, rootNode)
{
	if (!rootNode)
		rootNode = document;
	else
		rootNode = Spry.$(rootNode);

	var sequences = Spry.$$.tokenizeSequence(selectorSequence);

	var matches = [];
	Spry.$$.addExtensions(matches);
	++Spry.$$.queryID;

	var nid = 0;
	var ns = sequences.length;
	for (var i = 0; i < ns; i++)
	{
		var m = Spry.$$.processTokens(sequences[i], rootNode);
		var nm = m.length;
		for (var j = 0; j < nm; j++)
		{
			var n = m[j];
			if (!n.spry$$ID)
			{
				n.spry$$ID = ++nid;
				matches.push(n);
			}
		}
	}

	var nm = matches.length;
	for (i = 0; i < nm; i++)
		matches[i].spry$$ID = undefined;

	return matches;
};

Spry.$$.cache = {};
Spry.$$.queryID = 0;

Spry.$$.Token = function()
{
	this.type = Spry.$$.Token.SELECTOR;
	this.name = "*";
	this.id = "";
	this.classes = [];
	this.attrs = [];
	this.pseudos = [];
};

Spry.$$.Token.Attr = function(n, v)
{
	this.name = n;
	this.value = v ? new RegExp(v) : undefined;
};

Spry.$$.Token.PseudoClass = function(pstr)
{
	this.name = pstr.replace(/\(.*/, "");
	this.arg = pstr.replace(/^[^\(\)]*\(?\s*|\)\s*$/g, "");
	this.func = Spry.$$.pseudoFuncs[this.name];
};

Spry.$$.Token.SELECTOR = 0;
Spry.$$.Token.COMBINATOR = 1;

Spry.$$.Token.prototype.match = function(ele, nameAlreadyMatches)
{
	if (this.type == Spry.$$.Token.COMBINATOR)
		return false;
	if (!nameAlreadyMatches && this.name != '*' && this.name != ele.nodeName.toLowerCase())
		return false;
	if (this.id && this.id != ele.id)
		return false;
	var classes = this.classes;
	var len = classes.length;
	for (var i = 0; i < len; i++)
	{
		if (!ele.className || !classes[i].value.test(ele.className))
			return false;
	}

	var attrs = this.attrs;
	len = attrs.length;
	for (var i = 0; i < len; i++)
	{
		var a = attrs[i];
		var an = ele.attributes.getNamedItem(a.name);
		if (!an || (!a.value && an.nodeValue == undefined) || (a.value && !a.value.test(an.nodeValue)))
			return false;
	}

	var ps = this.pseudos;
	var len = ps.length;
	for (var i = 0; i < len; i++)
	{
		var p = ps[i];
		if (p && p.func && !p.func(p.arg, ele, this))
			return false;
	}

	return true;
};

Spry.$$.Token.prototype.getNodeNameIfTypeMatches = function(ele)
{
	var nodeName = ele.nodeName.toLowerCase();
	if (this.name != '*')
	{
		if (this.name != nodeName)
			return null;
		return this.name;
	}
	return nodeName;
};

Spry.$$.escapeRegExpCharsRE = /\/|\.|\*|\+|\(|\)|\[|\]|\{|\}|\\|\|/g;

Spry.$$.tokenizeSequence = function(s)
{
	var cc = Spry.$$.cache[s];
	if (cc) return cc;

	// Attribute Selector: /(\[[^\"'~\^\$\*\|\]=]+([~\^\$\*\|]?=\s*('[^']*'|"[^"]*"|[^"'\]]+))?\s*\])/g
	// Simple Selector:    /((:[^\.#:\s,>~\+\[\]]+\(([^\(\)]+|\([^\(\)]*\))*\))|[\.#:]?[^\.#:\s,>~\+\[\]]+)/g
	// Combinator:         /(\s*[\s,>~\+]\s*)/g

	var tokenExpr = /(\[[^\"'~\^\$\*\|\]=]+([~\^\$\*\|]?=\s*('[^']*'|"[^"]*"|[^"'\]]+))?\s*\])|((:[^\.#:\s,>~\+\[\]]+\(([^\(\)]+|\([^\(\)]*\))*\))|[\.#:]?[^\.#:\s,>~\+\[\]]+)|(\s*[\s,>~\+]\s*)/g;

	var tkn = new Spry.$$.Token;
	var sequence = [];
	sequence.push(tkn);
	var tokenSequences = [];
	tokenSequences.push(sequence);

	s = s.replace(/^\s*|\s*$/, "");

	var expMatch = tokenExpr.exec(s);
	while (expMatch)
	{
		var tstr = expMatch[0];
		var c = tstr.charAt(0);
		switch (c)
		{
			case '.':
				tkn.classes.push(new Spry.$$.Token.Attr("class", "\\b" + tstr.substr(1) + "\\b"));
				break;
			case '#':
				tkn.id = tstr.substr(1);
				break;
			case ':':
				tkn.pseudos.push(new Spry.$$.Token.PseudoClass(tstr));
				break;
			case '[':
				var attrComps = tstr.match(/\[([^\"'~\^\$\*\|\]=]+)(([~\^\$\*\|]?=)\s*('[^']*'|"[^"]*"|[^"'\]]+))?\s*\]/);
				var name = attrComps[1];				
				var matchType = attrComps[3];
				var val = attrComps[4];
				if (val)
				{
					val = val.replace(/^['"]|['"]$/g, "");
					val = val.replace(Spry.$$.escapeRegExpCharsRE, '\\$&');
				}

				var matchStr = undefined;

				switch(matchType)
				{
					case "=":
						matchStr = "^" + val + "$";
						break;
					case "^=":
						matchStr = "^" + val;
						break;
					case "$=":
						matchStr = val + "$";
						break;
					case "~=":
					case "|=":
						matchStr = "\\b" + val + "\\b";
						break;
					case "*=":
						matchStr = val;
						break;
				}

				tkn.attrs.push(new Spry.$$.Token.Attr(name, matchStr));
				break;
			default:
				var combiMatch = tstr.match(/^\s*([\s,~>\+])\s*$/);
				if (combiMatch)
				{
					if (combiMatch[1] == ',')
					{
						sequence = new Array;
						tokenSequences.push(sequence);
						tkn = new Spry.$$.Token;
						sequence.push(tkn);
					}
					else
					{
						tkn = new Spry.$$.Token;
						tkn.type = Spry.$$.Token.COMBINATOR;
						tkn.name = combiMatch[1];
						sequence.push(tkn);
						tkn = new Spry.$$.Token();
						sequence.push(tkn);
					}
				}
				else
					tkn.name = tstr.toLowerCase();
				break;
		}
		expMatch = tokenExpr.exec(s);
	}

	Spry.$$.cache[s] = tokenSequences;

	return tokenSequences;
};

Spry.$$.combinatorFuncs = {
	// Element Descendant

	" ": function(nodes, token)
	{
		var uid = ++Spry.$$.uniqueID;
		var results = [];
		var nn = nodes.length;
		for (var i = 0; i < nn; i++)
		{
			var n = nodes[i];
			if (uid != n.spry$$uid)
			{
				// n.spry$$uid = uid;
				var ea = nodes[i].getElementsByTagName(token.name);
				var ne = ea.length;
				for (var j = 0; j < ne; j++)
				{
					var e = ea[j];
					if (token.match(e, true))
						results.push(e);
					e.spry$$uid = uid;
				}
			}
		}
		return results;
	},

	// Element Child

	">": function(nodes, token)
	{
		var results = [];
		var nn = nodes.length;
		for (var i = 0; i < nn; i++)
		{
			var n = nodes[i].firstChild;
			while (n)
			{
				if (n.nodeType == 1 /* Node.ELEMENT_NODE */ && token.match(n))
					results.push(n);
				n = n.nextSibling;
			}
		}
		return results;
	},

	// Element Immediately Preceded By

	"+": function(nodes, token)
	{
		var results = [];
		var nn = nodes.length;
		for (var i = 0; i < nn; i++)
		{
			var n = nodes[i].nextSibling;
			while (n && n.nodeType != 1 /* Node.ELEMENT_NODE */)
				n = n.nextSibling;
			if (n && token.match(n))
				results.push(n);
		}
		return results;
	},

	// Element Preceded By

	"~": function(nodes, token)
	{
		var uid = ++Spry.$$.uniqueID;
		var results = [];
		var nn = nodes.length;
		for (var i = 0; i < nn; i++)
		{
			var n = nodes[i].nextSibling;
			while (n)
			{
				if (n.nodeType == 1 /* Node.ELEMENT_NODE */)
				{
					if (uid == n.spry$$uid)
						break;

					if (token.match(n))
					{
						results.push(n);
						n.spry$$uid = uid;
					}
				}
				n = n.nextSibling;
			}
		}
		return results;
	}
};

Spry.$$.uniqueID = 0;

Spry.$$.pseudoFuncs = {
	":first-child": function(arg, node, token)
	{
		var n = node.previousSibling;
		while (n)
		{
			if (n.nodeType == 1) return false; // Node.ELEMENT_NODE
			n = n.previousSibling;
		}

		return true;
	},

	":last-child": function(arg, node, token)
	{
		var n = node.nextSibling;
		while (n)
		{
			if (n.nodeType == 1) // Node.ELEMENT_NODE
				return false;
			n = n.nextSibling;
		}
		return true;
	},

	":empty": function(arg, node, token)
	{
		var n = node.firstChild;
		while (n)
		{
			switch(n.nodeType)
			{
				case 1: // Node.ELEMENT_NODE
				case 3: // Node.TEXT_NODE
				case 4: // Node.CDATA_NODE
				case 5: // Node.ENTITY_REFERENCE_NODE
					return false;
			}
			n = n.nextSibling;
		}
		return true;
	},

	":nth-child": function(arg, node, token)
	{
		return Spry.$$.nthChild(arg, node, token);
	},

	":nth-last-child": function(arg, node, token)
	{
		return Spry.$$.nthChild(arg, node, token, true);
	},

	":nth-of-type": function(arg, node, token)
	{
		return Spry.$$.nthChild(arg, node, token, false, true);
	},
	
	":nth-last-of-type": function(arg, node, token)
	{
		return Spry.$$.nthChild(arg, node, token, true, true);
	},
	
	":first-of-type": function(arg, node, token)
	{
		var nodeName = token.getNodeNameIfTypeMatches(node);
		if (!nodeName) return false;

		var n = node.previousSibling;
		while (n)
		{
			if (n.nodeType == 1 && nodeName == n.nodeName.toLowerCase()) return false; // Node.ELEMENT_NODE
			n = n.previousSibling;
		}

		return true;
	},

	":last-of-type": function(arg, node, token)
	{
		var nodeName = token.getNodeNameIfTypeMatches(node);
		if (!nodeName) return false;

		var n = node.nextSibling;
		while (n)
		{
			if (n.nodeType == 1 && nodeName == n.nodeName.toLowerCase()) // Node.ELEMENT_NODE
				return false;
			n = n.nextSibling;
		}
		return true;
	},

	":only-child": function(arg, node, token)
	{
		var f = Spry.$$.pseudoFuncs;
		return f[":first-child"](arg, node, token) && f[":last-child"](arg, node, token);
	},

	":only-of-type": function(arg, node, token)
	{
		var f = Spry.$$.pseudoFuncs;
		return f[":first-of-type"](arg, node, token) && f[":last-of-type"](arg, node, token);
	},

	":not": function(arg, node, token)
	{
		var s = Spry.$$.tokenizeSequence(arg)[0];
		var t = s ? s[0] : null;
		return !t || !t.match(node);
	},

	":enabled": function(arg, node, token)
	{
		return !node.disabled;
	},

	":disabled": function(arg, node, token)
	{
		return node.disabled;
	},

	":checked": function(arg, node, token)
	{
		return node.checked;
	},

	":root": function(arg, node, token)
	{
		return node.parentNode && node.ownerDocument && node.parentNode == node.ownerDocument;
	}
};

Spry.$$.nthRegExp = /((-|[0-9]+)?n)?([+-]?[0-9]*)/;

Spry.$$.nthCache = {
	  "even": { a: 2, b: 0, mode: 1, invalid: false }
	, "odd":  { a: 2, b: 1, mode: 1, invalid: false }
	, "2n":   { a: 2, b: 0, mode: 1, invalid: false }
	, "2n+1": { a: 2, b: 1, mode: 1, invalid: false }
};

Spry.$$.parseNthChildString = function(str)
{
	var o = Spry.$$.nthCache[str];
	if (!o)
	{
		var m = str.match(Spry.$$.nthRegExp);
		var n = m[1];
		var a = m[2];
		var b = m[3];

		if (!a)
		{
			// An 'a' value was not specified. Was there an 'n' present?
			// If so, we treat it as an increment of 1, otherwise we're
			// in no-repeat mode.

			a = n ? 1 : 0;
		}
		else if (a == "-")
		{
			// The string is using the "-n" short-hand which is
			// short for -1.

			a = -1;
		}
		else
		{
			// An integer repeat value for 'a' was specified. Convert
			// it into number.

			a = parseInt(a, 10);
		}

		// If a 'b' value was specified, turn it into a number.
		// If no 'b' value was specified, default to zero.

		b = b ? parseInt(b, 10) : 0;

		// Figure out the mode:
		//
		// -1 - repeat backwards
		//  0 - no repeat
		//  1 - repeat forwards

		var mode = (a == 0) ? 0 : ((a > 0) ? 1 : -1);
		var invalid = false;

		// Fix up 'a' and 'b' for proper repeating.

		if (a > 0 && b < 0)
		{
			b = b % a;
			b = ((b=(b%a)) < 0) ? a + b : b;
		}
		else if (a < 0)
		{
			if (b < 0)
				invalid = true;
			else
				a = Math.abs(a);
		}

		o = new Object;
		o.a = a;
		o.b = b;
		o.mode = mode;
		o.invalid = invalid;

		Spry.$$.nthCache[str] = o;
	}

	return o;
};

Spry.$$.nthChild = function(arg, node, token, fromLastSib, matchNodeName)
{
	if (matchNodeName)
	{
		var nodeName = token.getNodeNameIfTypeMatches(node);
		if (!nodeName) return false;
	}

	var o = Spry.$$.parseNthChildString(arg);

	if (o.invalid)
		return false;

	var qidProp = "spry$$ncQueryID";
	var posProp = "spry$$ncPos";
	var countProp = "spry$$ncCount";
	if (matchNodeName)
	{
		qidProp += nodeName;
		posProp += nodeName;
		countProp += nodeName;
	}

	var parent = node.parentNode;
	if (parent[qidProp] != Spry.$$.queryID)
	{
		var pos = 0;
		parent[qidProp] = Spry.$$.queryID;
		var c = parent.firstChild;
		while (c)
		{
			if (c.nodeType == 1 && (!matchNodeName || nodeName == c.nodeName.toLowerCase()))
				c[posProp] = ++pos;
			c = c.nextSibling;
		}
		parent[countProp] = pos;
	}

	pos = node[posProp];
	if (fromLastSib)
		pos = parent[countProp] - pos + 1;

/*
	var sib = fromLastSib ? "nextSibling" : "previousSibling";

	var pos = 1;
	var n = node[sib];
	while (n)
	{
		if (n.nodeType == 1 && (!matchNodeName || nodeName == n.nodeName.toLowerCase()))
		{
			if (n == node) break;
			++pos;
		}
		n = n[sib];
	}
*/

	if (o.mode == 0) // Exact match
		return pos == o.b;
	if (o.mode > 0) // Forward Repeat
		return (pos < o.b) ? false : (!((pos - o.b) % o.a));
	return (pos > o.b) ? false : (!((o.b - pos) % o.a)); // Backward Repeat
};

Spry.$$.processTokens = function(tokens, root)
{
	var numTokens = tokens.length;
	var nodeSet = [ root ];
	var combiFunc = null;

	for (var i = 0; i < numTokens && nodeSet.length > 0; i++)
	{
		var t = tokens[i];
		if (t.type == Spry.$$.Token.SELECTOR)
		{
			if (combiFunc)
			{
				nodeSet = combiFunc(nodeSet, t);
				combiFunc = null;
			}
			else
				nodeSet = Spry.$$.getMatchingElements(nodeSet, t);
		}
		else // Spry.$$.Token.COMBINATOR
			combiFunc = Spry.$$.combinatorFuncs[t.name];
	}
	return nodeSet;
};

Spry.$$.getMatchingElements = function(nodes, token)
{
	var results = [];
	if (token.id)
	{
		n = nodes[0];
		if (n && n.ownerDocument)
		{
			var e = n.ownerDocument.getElementById(token.id);
			if (e)
			{
				// XXX: We need to make sure that the element
				//      we found is actually underneath the root
				//      we were given!

				if (token.match(e))
					results.push(e);
			}
			return results;
		}
	}

	var nn = nodes.length;
	for (var i = 0; i < nn; i++)
	{
		var n = nodes[i];
		// if (token.match(n)) results.push(n);
		
		var ea = n.getElementsByTagName(token.name);
		var ne = ea.length;
		for (var j = 0; j < ne; j++)
		{
			var e = ea[j];
			if (token.match(e, true))
				results.push(e);
		}
	}
	return results;
};

/*
Spry.$$.dumpSequences = function(sequences)
{
	Spry.Debug.trace("<hr />Number of Sequences: " + sequences.length);
	for (var i = 0; i < sequences.length; i++)
	{
		var str = "";
		var s = sequences[i];
		Spry.Debug.trace("<hr />Sequence " + i + " -- Tokens: " + s.length);
		for (var j = 0; j < s.length; j++)
		{
			var t = s[j];
			if (t.type == Spry.$$.Token.SELECTOR)
			{
				str += "  SELECTOR:\n    Name: " + t.name + "\n    ID: " + t.id + "\n    Attrs:\n";
				for (var k = 0; k < t.classes.length; k++)
					str += "      " + t.classes[k].name + ": " + t.classes[k].value + "\n";
				for (var k = 0; k < t.attrs.length; k++)
					str += "      " + t.attrs[k].name + ": " + t.attrs[k].value + "\n";
				str += "    Pseudos:\n";
				for (var k = 0; k < t.pseudos.length; k++)
					str += "      " + t.pseudos[k].name + (t.pseudos[k].arg ? "(" + t.pseudos[k].arg + ")" : "") + "\n";
			}
			else
			{
				str += "  COMBINATOR:\n    Name: '" + t.name + "'\n"; 
			}
		}
		Spry.Debug.trace("<pre>" + Spry.Utils.encodeEntities(str) + "</pre>");
	}
};
*/

Spry.$$.addExtensions = function(a)
{
	for (var f in Spry.$$.Results)
		a[f] = Spry.$$.Results[f];
};

Spry.$$.Results = {};

Spry.$$.Results.forEach = function(func)
{
	var n = this.length;
	for (var i = 0; i < n; i++)
		func(this[i]);
	return this;
};

Spry.$$.Results.setAttribute = function(name, value)
{
	return this.forEach(function(n) { Spry.Utils.setAttribute(n, name, value); });
};

Spry.$$.Results.removeAttribute = function(name)
{
	return this.forEach(function(n) { Spry.Utils.removeAttribute(n, name); });
};

Spry.$$.Results.addClassName = function(className)
{
	return this.forEach(function(n) { Spry.Utils.addClassName(n, className); });
};

Spry.$$.Results.removeClassName = function(className)
{
	return this.forEach(function(n) { Spry.Utils.removeClassName(n, className); });
};

Spry.$$.Results.toggleClassName = function(className)
{
	return this.forEach(function(n) { Spry.Utils.toggleClassName(n, className); });
};

Spry.$$.Results.addEventListener = function(eventType, handler, capture, bindHandler)
{
	return this.forEach(function(n) { Spry.Utils.addEventListener(n, eventType, handler, capture, bindHandler); });
};

Spry.$$.Results.removeEventListener = function(eventType, handler, capture)
{
	return this.forEach(function(n) { Spry.Utils.removeEventListener(n, eventType, handler, capture); });
};

Spry.$$.Results.setStyle = function(style)
{
	if (style)
	{
		style = Spry.Utils.styleStringToObject(style);
		this.forEach(function(n)
		{
			for (var p in style)
				try { n.style[p] = style[p]; } catch (e) {}
		});
	}
	return this;
};

Spry.$$.Results.setProperty = function(prop, value)
{
	if (prop)
	{
		if (typeof prop == "string")
		{
			var p = {};
			p[prop] = value;
			prop = p;
		}

		this.forEach(function(n)
		{
			for (var p in prop)
				try { n[p] = prop[p]; } catch (e) {}
		});
	}
	return this;
};








// SpryTabbedPanels.js - version 0.6 - Spry Pre-Release 1.6.1
//
// Copyright (c) 2006. Adobe Systems Incorporated.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of Adobe Systems Incorporated nor the names of its
//     contributors may be used to endorse or promote products derived from this
//     software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

var Spry;
if (!Spry) Spry = {};
if (!Spry.Widget) Spry.Widget = {};

Spry.Widget.TabbedPanels = function(element, opts)
{
	this.element = this.getElement(element);
	this.defaultTab = 0; // Show the first panel by default.
	this.tabSelectedClass = "TabbedPanelsTabSelected";
	this.tabHoverClass = "TabbedPanelsTabHover";
	this.tabFocusedClass = "TabbedPanelsTabFocused";
	this.panelVisibleClass = "TabbedPanelsContentVisible";
	this.focusElement = null;
	this.hasFocus = false;
	this.currentTabIndex = 0;
	this.enableKeyboardNavigation = true;
	this.nextPanelKeyCode = Spry.Widget.TabbedPanels.KEY_RIGHT;
	this.previousPanelKeyCode = Spry.Widget.TabbedPanels.KEY_LEFT;

	Spry.Widget.TabbedPanels.setOptions(this, opts);

	// If the defaultTab is expressed as a number/index, convert
	// it to an element.

	if (typeof (this.defaultTab) == "number")
	{
		if (this.defaultTab < 0)
			this.defaultTab = 0;
		else
		{
			var count = this.getTabbedPanelCount();
			if (this.defaultTab >= count)
				this.defaultTab = (count > 1) ? (count - 1) : 0;
		}

		this.defaultTab = this.getTabs()[this.defaultTab];
	}

	// The defaultTab property is supposed to be the tab element for the tab content
	// to show by default. The caller is allowed to pass in the element itself or the
	// element's id, so we need to convert the current value to an element if necessary.

	if (this.defaultTab)
		this.defaultTab = this.getElement(this.defaultTab);

	this.attachBehaviors();
};

Spry.Widget.TabbedPanels.prototype.getElement = function(ele)
{
	if (ele && typeof ele == "string")
		return document.getElementById(ele);
	return ele;
};

Spry.Widget.TabbedPanels.prototype.getElementChildren = function(element)
{
	var children = [];
	var child = element.firstChild;
	while (child)
	{
		if (child.nodeType == 1 /* Node.ELEMENT_NODE */)
			children.push(child);
		child = child.nextSibling;
	}
	return children;
};

Spry.Widget.TabbedPanels.prototype.addClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Widget.TabbedPanels.prototype.removeClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) == -1))
		return;
	ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Widget.TabbedPanels.setOptions = function(obj, optionsObj, ignoreUndefinedProps)
{
	if (!optionsObj)
		return;
	for (var optionName in optionsObj)
	{
		if (ignoreUndefinedProps && optionsObj[optionName] == undefined)
			continue;
		obj[optionName] = optionsObj[optionName];
	}
};

Spry.Widget.TabbedPanels.prototype.getTabGroup = function()
{
	if (this.element)
	{
		var children = this.getElementChildren(this.element);
		if (children.length)
			return children[0];
	}
	return null;
};

Spry.Widget.TabbedPanels.prototype.getTabs = function()
{
	var tabs = [];
	var tg = this.getTabGroup();
	if (tg)
		tabs = this.getElementChildren(tg);
	return tabs;
};

Spry.Widget.TabbedPanels.prototype.getContentPanelGroup = function()
{
	if (this.element)
	{
		var children = this.getElementChildren(this.element);
		if (children.length > 1)
			return children[1];
	}
	return null;
};

Spry.Widget.TabbedPanels.prototype.getContentPanels = function()
{
	var panels = [];
	var pg = this.getContentPanelGroup();
	if (pg)
		panels = this.getElementChildren(pg);
	return panels;
};

Spry.Widget.TabbedPanels.prototype.getIndex = function(ele, arr)
{
	ele = this.getElement(ele);
	if (ele && arr && arr.length)
	{
		for (var i = 0; i < arr.length; i++)
		{
			if (ele == arr[i])
				return i;
		}
	}
	return -1;
};

Spry.Widget.TabbedPanels.prototype.getTabIndex = function(ele)
{
	var i = this.getIndex(ele, this.getTabs());
	if (i < 0)
		i = this.getIndex(ele, this.getContentPanels());
	return i;
};

Spry.Widget.TabbedPanels.prototype.getCurrentTabIndex = function()
{
	return this.currentTabIndex;
};

Spry.Widget.TabbedPanels.prototype.getTabbedPanelCount = function(ele)
{
	return Math.min(this.getTabs().length, this.getContentPanels().length);
};

Spry.Widget.TabbedPanels.addEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (element.addEventListener)
			element.addEventListener(eventType, handler, capture);
		else if (element.attachEvent)
			element.attachEvent("on" + eventType, handler);
	}
	catch (e) {}
};

Spry.Widget.TabbedPanels.prototype.cancelEvent = function(e)
{
	if (e.preventDefault) e.preventDefault();
	else e.returnValue = false;
	if (e.stopPropagation) e.stopPropagation();
	else e.cancelBubble = true;

	return false;
};

Spry.Widget.TabbedPanels.prototype.onTabClick = function(e, tab)
{
	this.showPanel(tab);
	return this.cancelEvent(e);
};

Spry.Widget.TabbedPanels.prototype.onTabMouseOver = function(e, tab)
{
	this.addClassName(tab, this.tabHoverClass);
	return false;
};

Spry.Widget.TabbedPanels.prototype.onTabMouseOut = function(e, tab)
{
	this.removeClassName(tab, this.tabHoverClass);
	return false;
};

Spry.Widget.TabbedPanels.prototype.onTabFocus = function(e, tab)
{
	this.hasFocus = true;
	this.addClassName(tab, this.tabFocusedClass);
	return false;
};

Spry.Widget.TabbedPanels.prototype.onTabBlur = function(e, tab)
{
	this.hasFocus = false;
	this.removeClassName(tab, this.tabFocusedClass);
	return false;
};

Spry.Widget.TabbedPanels.KEY_UP = 38;
Spry.Widget.TabbedPanels.KEY_DOWN = 40;
Spry.Widget.TabbedPanels.KEY_LEFT = 37;
Spry.Widget.TabbedPanels.KEY_RIGHT = 39;



Spry.Widget.TabbedPanels.prototype.onTabKeyDown = function(e, tab)
{
	var key = e.keyCode;
	if (!this.hasFocus || (key != this.previousPanelKeyCode && key != this.nextPanelKeyCode))
		return true;

	var tabs = this.getTabs();
	for (var i =0; i < tabs.length; i++)
		if (tabs[i] == tab)
		{
			var el = false;
			if (key == this.previousPanelKeyCode && i > 0)
				el = tabs[i-1];
			else if (key == this.nextPanelKeyCode && i < tabs.length-1)
				el = tabs[i+1];

			if (el)
			{
				this.showPanel(el);
				el.focus();
				break;
			}
		}

	return this.cancelEvent(e);
};

Spry.Widget.TabbedPanels.prototype.preorderTraversal = function(root, func)
{
	var stopTraversal = false;
	if (root)
	{
		stopTraversal = func(root);
		if (root.hasChildNodes())
		{
			var child = root.firstChild;
			while (!stopTraversal && child)
			{
				stopTraversal = this.preorderTraversal(child, func);
				try { child = child.nextSibling; } catch (e) { child = null; }
			}
		}
	}
	return stopTraversal;
};

Spry.Widget.TabbedPanels.prototype.addPanelEventListeners = function(tab, panel)
{
	var self = this;
	Spry.Widget.TabbedPanels.addEventListener(tab, "click", function(e) { return self.onTabClick(e, tab); }, false);
	Spry.Widget.TabbedPanels.addEventListener(tab, "mouseover", function(e) { return self.onTabMouseOver(e, tab); }, false);
	Spry.Widget.TabbedPanels.addEventListener(tab, "mouseout", function(e) { return self.onTabMouseOut(e, tab); }, false);

	if (this.enableKeyboardNavigation)
	{
		// XXX: IE doesn't allow the setting of tabindex dynamically. This means we can't
		// rely on adding the tabindex attribute if it is missing to enable keyboard navigation
		// by default.

		// Find the first element within the tab container that has a tabindex or the first
		// anchor tag.
		
		var tabIndexEle = null;
		var tabAnchorEle = null;

		this.preorderTraversal(tab, function(node) {
			if (node.nodeType == 1 /* NODE.ELEMENT_NODE */)
			{
				var tabIndexAttr = tab.attributes.getNamedItem("tabindex");
				if (tabIndexAttr)
				{
					tabIndexEle = node;
					return true;
				}
				if (!tabAnchorEle && node.nodeName.toLowerCase() == "a")
					tabAnchorEle = node;
			}
			return false;
		});

		if (tabIndexEle)
			this.focusElement = tabIndexEle;
		else if (tabAnchorEle)
			this.focusElement = tabAnchorEle;

		if (this.focusElement)
		{
			Spry.Widget.TabbedPanels.addEventListener(this.focusElement, "focus", function(e) { return self.onTabFocus(e, tab); }, false);
			Spry.Widget.TabbedPanels.addEventListener(this.focusElement, "blur", function(e) { return self.onTabBlur(e, tab); }, false);
			Spry.Widget.TabbedPanels.addEventListener(this.focusElement, "keydown", function(e) { return self.onTabKeyDown(e, tab); }, false);
		}
	}
};

Spry.Widget.TabbedPanels.prototype.showPanel = function(elementOrIndex)
{
	var tpIndex = -1;
	
	if (typeof elementOrIndex == "number")
		tpIndex = elementOrIndex;
	else // Must be the element for the tab or content panel.
		tpIndex = this.getTabIndex(elementOrIndex);
	
	if (!tpIndex < 0 || tpIndex >= this.getTabbedPanelCount())
		return;

	var tabs = this.getTabs();
	var panels = this.getContentPanels();

	var numTabbedPanels = Math.max(tabs.length, panels.length);

	for (var i = 0; i < numTabbedPanels; i++)
	{
		if (i != tpIndex)
		{
			if (tabs[i])
				this.removeClassName(tabs[i], this.tabSelectedClass);
			if (panels[i])
			{
				this.removeClassName(panels[i], this.panelVisibleClass);
				panels[i].style.display = "none";
			}
		}
	}

	this.addClassName(tabs[tpIndex], this.tabSelectedClass);
	this.addClassName(panels[tpIndex], this.panelVisibleClass);
	panels[tpIndex].style.display = "block";

	this.currentTabIndex = tpIndex;
};

Spry.Widget.TabbedPanels.prototype.attachBehaviors = function(element)
{
	var tabs = this.getTabs();
	var panels = this.getContentPanels();
	var panelCount = this.getTabbedPanelCount();

	for (var i = 0; i < panelCount; i++)
		this.addPanelEventListeners(tabs[i], panels[i]);

	this.showPanel(this.defaultTab);
};







// Spry.Effect.js - version 0.38 - Spry Pre-Release 1.6.1
//
// Copyright (c) 2006. Adobe Systems Incorporated.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of Adobe Systems Incorporated nor the names of its
//     contributors may be used to endorse or promote products derived from this
//     software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

var Spry;

if (!Spry) Spry = {};

Spry.forwards = 1; // const
Spry.backwards = 2; // const

if (!Spry.Effect) Spry.Effect = {};

Spry.Effect.Transitions = {
	linearTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + (time / duration) * change;
	},
	sinusoidalTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + ((-Math.cos((time/duration)*Math.PI)/2) + 0.5) * change;
	},
	squareTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + Math.pow(time/duration, 2) * change;
	},
	squarerootTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + Math.sqrt(time/duration) * change;
	},
	fifthTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + Math.sqrt((-Math.cos((time/duration)*Math.PI)/2) + 0.5) * change;
	},
	circleTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		var pos = time/duration;
		return begin + Math.sqrt(1 - Math.pow((pos-1), 2))* change;
	},
	pulsateTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		return begin + (0.5 + Math.sin(17*time/duration)/2) * change;
	},
	growSpecificTransition: function(time, begin, change, duration)
	{
		if (time > duration) return change+begin;
		var pos = time/duration;
		return begin + (5 * Math.pow(pos, 3) - 6.4 * Math.pow(pos, 2) + 2 * pos) * change;
	}
};
for (var trans in Spry.Effect.Transitions)
{
	Spry[trans] = Spry.Effect.Transitions[trans];
}
//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Registry
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Registry = function()
{
	this.effects = [];
};

Spry.Effect.Registry.prototype.getRegisteredEffect = function(element, options) 
{
	var a = {};
	a.element = Spry.Effect.getElement(element);
	a.options = options;

	for (var i=0; i<this.effects.length; i++)
		if (this.effectsAreTheSame(this.effects[i], a))
			return this.effects[i].effect;

	return false;
};

Spry.Effect.Registry.prototype.addEffect = function(effect, element, options)
{
	if (!this.getRegisteredEffect(element, options))
	{
		var len = this.effects.length;
		this.effects[len] = {};
		var eff = this.effects[len];
		eff.effect = effect;
		eff.element = Spry.Effect.getElement(element);
		eff.options = options;
	}
};

Spry.Effect.Registry.prototype.effectsAreTheSame = function(effectA, effectB)
{
	if (effectA.element != effectB.element)
		return false;

	var compare = Spry.Effect.Utils.optionsAreIdentical(effectA.options, effectB.options);
	// reset finish and setup functions
	if (compare)
	{
		if (typeof effectB.options.setup == 'function')
			effectA.options.setup = effectB.options.setup;

		if (typeof effectB.options.finish == 'function')
			effectA.options.finish = effectB.options.finish;
	}		

	return compare;
};

var SpryRegistry = new Spry.Effect.Registry;

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Utils
//
//////////////////////////////////////////////////////////////////////

if (!Spry.Effect.Utils) Spry.Effect.Utils = {};

Spry.Effect.Utils.showError = function(msg)
{
	alert('Spry.Effect ERR: ' + msg);
};
Spry.Effect.Utils.showInitError = function(effect){
	Spry.Effect.Utils.showError('The ' + effect + ' class can\'t be accessed as a static function anymore. '+ "\n" + 'Please read Spry Effects migration documentation.');
	return false;
};
Spry.Effect.Utils.Position = function()
{
	this.x = 0; // left
	this.y = 0; // top
	this.units = "px";
};

Spry.Effect.Utils.Rectangle = function()
{
	this.width = 0;
	this.height = 0;
	this.units = "px";
};

Spry.Effect.Utils.intToHex = function(integerNum) 
{
	var result = integerNum.toString(16);
	if (result.length == 1)
		result = "0" + result;
	return result;
};

Spry.Effect.Utils.hexToInt = function(hexStr)
{
	return parseInt(hexStr, 16);
};

Spry.Effect.Utils.rgb = function(redInt, greenInt, blueInt)
{
	var intToHex = Spry.Effect.Utils.intToHex;
	var redHex = intToHex(redInt);
	var greenHex = intToHex(greenInt);
	var blueHex = intToHex(blueInt);
	compositeColorHex = redHex.concat(greenHex, blueHex).toUpperCase();
	compositeColorHex = '#' + compositeColorHex;
	return compositeColorHex;
};

Spry.Effect.Utils.longColorVersion = function(color){
	if ( color.match(/^#[0-9a-f]{3}$/i) ){
		var tmp = color.split('');
		var color = '#';
		for (var i = 1; i < tmp.length; i++){
			color += tmp[i] + '' + tmp[i];	
		}
	}
	return color;
};

Spry.Effect.Utils.camelize = function(stringToCamelize)
{
	if (stringToCamelize.indexOf('-') == -1){
		return stringToCamelize;	
	}
	var oStringList = stringToCamelize.split('-');
	var isFirstEntry = true;
	var camelizedString = '';

	for(var i=0; i < oStringList.length; i++)
	{
		if(oStringList[i].length>0)
		{
			if(isFirstEntry)
			{
				camelizedString = oStringList[i];
				isFirstEntry = false;
			}
			else
			{
				var s = oStringList[i];
				camelizedString += s.charAt(0).toUpperCase() + s.substring(1);
			}
		}
	}

	return camelizedString;
};

Spry.Effect.Utils.isPercentValue = function(value)
{
	var result = false;
	if (typeof value == 'string' && value.length > 0 && value.lastIndexOf("%") > 0)
		result = true;

	return result;
};

Spry.Effect.Utils.getPercentValue = function(value)
{
	var result = 0;
	try
	{
		result = Number(value.substring(0, value.lastIndexOf("%")));
	}
	catch (e) {Spry.Effect.Utils.showError('Spry.Effect.Utils.getPercentValue: ' + e);}
	return result;
};

Spry.Effect.Utils.getPixelValue = function(value)
{
	var result = 0;
	if (typeof value == 'number') return value;
	var unitIndex = value.lastIndexOf("px");
	if ( unitIndex == -1)
		unitIndex = value.length;
	try
	{
		result = parseInt(value.substring(0, unitIndex), 10);
	}
	catch (e){}
	return result;
};

Spry.Effect.Utils.getFirstChildElement = function(node)
{
	if (node)
	{
		var childCurr = node.firstChild;
		while (childCurr)
		{
			if (childCurr.nodeType == 1) // Node.ELEMENT_NODE
				return childCurr;

			childCurr = childCurr.nextSibling;
		}
	}

	return null;
};

Spry.Effect.Utils.fetchChildImages = function(startEltIn, targetImagesOut)
{
	if(!startEltIn  || startEltIn.nodeType != 1 || !targetImagesOut)
		return;

	if(startEltIn.hasChildNodes())
	{
		var childImages = startEltIn.getElementsByTagName('img');
		var imageCnt = childImages.length;
		for(var i=0; i<imageCnt; i++)
		{
			var imgCurr = childImages[i];
			var dimensionsCurr = Spry.Effect.getDimensions(imgCurr);
			targetImagesOut.push([imgCurr,dimensionsCurr.width,dimensionsCurr.height]);
		}
	}
};

Spry.Effect.Utils.optionsAreIdentical = function(optionsA, optionsB)
{
	if(optionsA == null && optionsB == null)
		return true;

	if(optionsA != null && optionsB != null)
	{
		var objectCountA = 0;
		var objectCountB = 0;

		for (var propA in optionsA) objectCountA++;
		for (var propB in optionsB) objectCountB++;

		if(objectCountA != objectCountB)
			return false;

		for (var prop in optionsA)
		{
			var typeA = typeof optionsA[prop];
			var typeB = typeof optionsB[prop];
			if ( typeA != typeB || (typeA != 'undefined' && optionsA[prop] != optionsB[prop]))
				return false;
		}

		return true;
	}

	return false;
};

Spry.Effect.Utils.DoEffect = function (effectName, element, options)
{
	if (!options)
		var options = {};

	options.name = effectName;
	var ef = SpryRegistry.getRegisteredEffect(element, options);
	if (!ef)
	{
		ef = new Spry.Effect[effectName](element, options);
		SpryRegistry.addEffect(ef, element, options);
	}
	ef.start();
	return true;
};
//////////////////////////////////////////////////////////////////////
//
//  The notification class
//
//////////////////////////////////////////////////////////////////////
if (!Spry.Utils) Spry.Utils = {};

Spry.Utils.Notifier = function()
{
	this.observers = [];
	this.suppressNotifications = 0;
};

Spry.Utils.Notifier.prototype.addObserver = function(observer)
{
	if (!observer)
		return;

	// Make sure the observer isn't already on the list.

	var len = this.observers.length;
	for (var i = 0; i < len; i++)
		if (this.observers[i] == observer) return;

	this.observers[len] = observer;
};

Spry.Utils.Notifier.prototype.removeObserver = function(observer)
{
	if (!observer)
		return;

	for (var i = 0; i < this.observers.length; i++)
	{
		if (this.observers[i] == observer)
		{
			this.observers.splice(i, 1);
			break;
		}
	}
};

Spry.Utils.Notifier.prototype.notifyObservers = function(methodName, data)
{
	if (!methodName)
		return;

	if (!this.suppressNotifications)
	{
		var len = this.observers.length;
		for (var i = 0; i < len; i++)
		{
			var obs = this.observers[i];
			if (obs)
			{
				if (typeof obs == "function")
					obs(methodName, this, data);
				else if (obs[methodName])
					obs[methodName](this, data);
			}
		}
	}
};

Spry.Utils.Notifier.prototype.enableNotifications = function()
{
	if (--this.suppressNotifications < 0)
	{
		this.suppressNotifications = 0;
		Spry.Effect.Utils.showError("Unbalanced enableNotifications() call!\n");
	}
};

Spry.Utils.Notifier.prototype.disableNotifications = function()
{
	++this.suppressNotifications;
};

//////////////////////////////////////////////////////////////////////
//
// DHTML manipulation
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.getElement = function(ele)
{
	var element = ele;
	if (typeof ele == "string")
		element = document.getElementById(ele);

	if (element == null) 
		Spry.Effect.Utils.showError('Element "' + ele + '" not found.');
	
	return element;
};

Spry.Effect.getStyleProp = function(element, prop)
{
	var value;
	var camelized = Spry.Effect.Utils.camelize(prop);
	try
	{
		if (element.style)
			value = element.style[camelized];

		if (!value)
		{
			if (document.defaultView && document.defaultView.getComputedStyle)
			{
				var css = document.defaultView.getComputedStyle(element, null);
				value = css ? css.getPropertyValue(prop) : null;
			}
			else if (element.currentStyle) 
			{
					value = element.currentStyle[camelized];
			}
		}
	}
	catch (e) {Spry.Effect.Utils.showError('Spry.Effect.getStyleProp: ' + e);}

	return value == 'auto' ? null : value;
};

Spry.Effect.setStyleProp = function(element, prop, value)
{
	try
	{
		element.style[Spry.Effect.Utils.camelize(prop)] = value;
	}
	catch (e) {Spry.Effect.Utils.showError('Spry.Effect.setStyleProp: ' + e);}
};

Spry.Effect.getStylePropRegardlessOfDisplayState = function(element, prop, displayElement)
{
	var refElement = displayElement ? displayElement : element;
	var displayOrig = Spry.Effect.getStyleProp(refElement, 'display');
	var visibilityOrig = Spry.Effect.getStyleProp(refElement, 'visibility');

	if(displayOrig == 'none')
	{
		Spry.Effect.setStyleProp(refElement, 'visibility', 'hidden');
		Spry.Effect.setStyleProp(refElement, 'display', 'block');

		if(window.opera) // opera needs focus to calculate the size for hidden elements
			refElement.focus();
	}

	var styleProp = Spry.Effect.getStyleProp(element, prop);

	if(displayOrig == 'none') // reset the original values
	{
		Spry.Effect.setStyleProp(refElement, 'display', 'none');
		Spry.Effect.setStyleProp(refElement, 'visibility', visibilityOrig);
	}
	return styleProp;
};

Spry.Effect.makePositioned = function(element)
{
	var pos = Spry.Effect.getStyleProp(element, 'position');
	if (!pos || pos == 'static')
	{
		element.style.position = 'relative';

		// Opera returns the offset relative to the positioning context, when an
		// element is position relative but top and left have not been defined
		if (window.opera)
		{
			element.style.top = 0;
			element.style.left = 0;
		}
	}
};

Spry.Effect.isInvisible = function(element)
{
	var propDisplay = Spry.Effect.getStyleProp(element, 'display');
	if (propDisplay && propDisplay.toLowerCase() == 'none')
		return true;

	var propVisible = Spry.Effect.getStyleProp(element, 'visibility');
	if (propVisible && propVisible.toLowerCase() == 'hidden')
		return true;

	return false;
};

Spry.Effect.enforceVisible = function(element)
{
	var propDisplay = Spry.Effect.getStyleProp(element, 'display');
	if (propDisplay && propDisplay.toLowerCase() == 'none')
		Spry.Effect.setStyleProp(element, 'display', 'block');

	var propVisible = Spry.Effect.getStyleProp(element, 'visibility');
	if (propVisible && propVisible.toLowerCase() == 'hidden')
		Spry.Effect.setStyleProp(element, 'visibility', 'visible');
};

Spry.Effect.makeClipping = function(element)
{
	var overflow = Spry.Effect.getStyleProp(element, 'overflow');
	if (!overflow || (overflow.toLowerCase() != 'hidden' && overflow.toLowerCase() != 'scroll'))
	{
		// IE 7 bug: set overflow property to hidden changes the element height to 0
		// -> therefore we save the height before changing the overflow property and set the old size back
		var heightCache = 0;
		var needsCache = /MSIE 7.0/.test(navigator.userAgent) && /Windows NT/.test(navigator.userAgent);
		if(needsCache)
			heightCache = Spry.Effect.getDimensionsRegardlessOfDisplayState(element).height;

		Spry.Effect.setStyleProp(element, 'overflow', 'hidden');

		if(needsCache)
			Spry.Effect.setStyleProp(element, 'height', heightCache+'px');
	}
};

Spry.Effect.cleanWhitespace = function(element) 
{
	var childCountInit = element.childNodes.length;
  for (var i = childCountInit - 1; i >= 0; i--) {
  	var node = element.childNodes[i];
		if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
			try
			{
				element.removeChild(node);
			}
			catch (e) {Spry.Effect.Utils.showError('Spry.Effect.cleanWhitespace: ' + e);}
	}
};

Spry.Effect.getComputedStyle = function(element)
{
	return /MSIE/.test(navigator.userAgent) ? element.currentStyle : document.defaultView.getComputedStyle(element, null);
};

Spry.Effect.getDimensions = function(element)
{
	var dimensions = new Spry.Effect.Utils.Rectangle;
	var computedStyle = null;

	if (element.style.width && /px/i.test(element.style.width))
		dimensions.width = parseInt(element.style.width, 10); // without padding
	else
	{
		computedStyle = Spry.Effect.getComputedStyle(element);
		var tryComputedStyle = computedStyle && computedStyle.width && /px/i.test(computedStyle.width);

		if (tryComputedStyle)
			dimensions.width = parseInt(computedStyle.width, 10); // without padding, includes css

		if (!tryComputedStyle || dimensions.width == 0) // otherwise we might run into problems on safari and opera (mac only)
			dimensions.width = element.offsetWidth;   // includes padding
	}

	if (element.style.height && /px/i.test(element.style.height))
		dimensions.height = parseInt(element.style.height, 10); // without padding
	else
	{
		if (!computedStyle)
			computedStyle = Spry.Effect.getComputedStyle(element);

		var tryComputedStyle = computedStyle && computedStyle.height && /px/i.test(computedStyle.height);

		if (tryComputedStyle)
			dimensions.height = parseInt(computedStyle.height, 10); // without padding, includes css

		if(!tryComputedStyle || dimensions.height == 0) // otherwise we might run into problems on safari and opera (mac only)
			dimensions.height = element.offsetHeight;   // includes padding
	}
	return dimensions;
};

Spry.Effect.getDimensionsRegardlessOfDisplayState = function(element, displayElement)
{
	// If the displayElement display property is set to 'none', we temporarily set its
	// visibility state to 'hidden' to be able to calculate the dimension.

	var refElement = displayElement ? displayElement : element;
	var displayOrig = Spry.Effect.getStyleProp(refElement, 'display');
	var visibilityOrig = Spry.Effect.getStyleProp(refElement, 'visibility');

	if(displayOrig == 'none')
	{
		Spry.Effect.setStyleProp(refElement, 'visibility', 'hidden');
		Spry.Effect.setStyleProp(refElement, 'display', 'block');

		if(window.opera) // opera needs focus to calculate the size for hidden elements
			refElement.focus();
	}

	var dimensions = Spry.Effect.getDimensions(element);

	if(displayOrig == 'none') // reset the original values
	{
		Spry.Effect.setStyleProp(refElement, 'display', 'none');
		Spry.Effect.setStyleProp(refElement, 'visibility', visibilityOrig);
	}
	return dimensions;
};

Spry.Effect.getOpacity = function(element)
{
  var o = Spry.Effect.getStyleProp(element, "opacity");
  if (typeof o == 'undefined' || o == null)
    o = 1.0;
  return o;
};

Spry.Effect.getBgColor = function(ele)
{
  return Spry.Effect.getStyleProp(ele, "background-color");
};

Spry.Effect.intPropStyle = function(e, prop){
		var i = parseInt(Spry.Effect.getStyleProp(e, prop), 10);
		if (isNaN(i))
			return 0;
		return i;
};

Spry.Effect.getPosition = function(element)
{
	var position = new Spry.Effect.Utils.Position;
	var computedStyle = null;

	if (element.style.left  && /px/i.test(element.style.left))
		position.x = parseInt(element.style.left, 10); // without padding
	else
	{
		computedStyle = Spry.Effect.getComputedStyle(element);
		var tryComputedStyle = computedStyle && computedStyle.left && /px/i.test(computedStyle.left);

		if (tryComputedStyle)
			position.x = parseInt(computedStyle.left, 10); // without padding, includes css

		if(!tryComputedStyle || position.x == 0) // otherwise we might run into problems on safari and opera (mac only)
			position.x = element.offsetLeft;   // includes padding
	}

	if (element.style.top && /px/i.test(element.style.top))
		position.y = parseInt(element.style.top, 10); // without padding
	else
	{
		if (!computedStyle)
			computedStyle = Spry.Effect.getComputedStyle(element);

    var tryComputedStyle = computedStyle && computedStyle.top && /px/i.test(computedStyle.top);

		if (tryComputedStyle)
			position.y = parseInt(computedStyle.top, 10); // without padding, includes css

		if(!tryComputedStyle || position.y == 0) // otherwise we might run into problems on safari and opera (mac only)
			position.y = element.offsetTop;   // includes padding
	}
	return position;
};

Spry.Effect.getOffsetPosition = Spry.Effect.getPosition; // deprecated

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Animator
// (base class)
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Animator = function(options)
{
	Spry.Utils.Notifier.call(this);
	
	this.name = 'Animator';
	this.element = null;
	this.startMilliseconds = 0;
	this.repeat = 'none';
	this.isRunning = false;
	this.timer = null;
	this.cancelRemaining = 0;

	if (!options)
		var options = {};

	if (options.toggle)
		this.direction = false;
	else
		this.direction = Spry.forwards;
	
	var self = this;
	if (options.setup != null)
		this.addObserver({onPreEffect: function(){try{self.options.setup(self.element, self);}catch(e){Spry.Effect.Utils.showError('Spry.Effect.Animator.prototype.start: setup callback: ' + e);}}});

	if (options.finish != null)
		this.addObserver({onPostEffect: function(){try{self.options.finish(self.element, self);}catch(e){Spry.Effect.Utils.showError('Spry.Effect.Animator.prototype.stop: finish callback: ' + e);}}});

	this.options = {
		duration: 1000,
		toggle: false,
		transition: Spry.linearTransition,
		interval: 16 // ca. 62 fps
	};

	this.setOptions(options);
	if (options.transition)
		this.setTransition(options.transition);

	if (options.fps)
		this.setFps(options.fps);
};
Spry.Effect.Animator.prototype = new Spry.Utils.Notifier();
Spry.Effect.Animator.prototype.constructor = Spry.Utils.Animator;

Spry.Effect.Animator.prototype.notStaticAnimator = true;

Spry.Effect.Animator.prototype.setOptions = function(options)
{
	if (!options)
		return;
	for (var prop in options)
		this.options[prop] = options[prop];
};
Spry.Effect.Animator.prototype.setTransition = function(transition){
	if (typeof transition == 'number' || transition == "1" || transition == "2")
		switch (parseInt(transition,10))
		{
			case 1: transition = Spry.linearTransition; break;
			case 2: transition = Spry.sinusoidalTransition; break;
			default: Spry.Effect.Utils.showError('unknown transition');
		}

	else if (typeof transition == 'string')
	{
		if (typeof window[transition] == 'function')
			transition = window[transition];
		else if (typeof Spry[transition] == 'function')
			transition = Spry[transition];
		else
			Spry.Effect.Utils.showError('unknown transition');
	}

	this.options.transition = transition;
	if (typeof this.effectsArray != 'undefined'){
		var l = this.effectsArray.length;
		for (var i = 0; i < l; i++)
				this.effectsArray[i].effect.setTransition(transition);
	}
};

Spry.Effect.Animator.prototype.setDuration = function(duration){
	this.options.duration = duration;
	if (typeof this.effectsArray != 'undefined')
	{
		var l = this.effectsArray.length;
		for (var i = 0; i < l; i++)
		{
			this.effectsArray[i].effect.setDuration(duration);
		}
	}
};

Spry.Effect.Animator.prototype.setFps = function(fps){
	this.options.interval = parseInt(1000 / fps, 10);
	this.options.fps = fps;
	if (typeof this.effectsArray != 'undefined')
	{
		var l = this.effectsArray.length;
		for (var i = 0; i < l; i++)
		{
			this.effectsArray[i].effect.setFps(fps);
		}
	}
};

Spry.Effect.Animator.prototype.start = function(withoutTimer)
{
	if (!this.element)
		return;

	if (arguments.length == 0)
		withoutTimer = false;

	if (this.isRunning)
		this.cancel();

	this.prepareStart();
	var currDate = new Date();
	this.startMilliseconds = currDate.getTime();

	if (this.element.id)
		this.element = document.getElementById(this.element.id);

	if (this.cancelRemaining != 0 && this.options.toggle)
	{
		if (this.cancelRemaining < 1 && typeof this.options.transition == 'function')
		{
			var startTime = 0;
			var stopTime = this.options.duration;
			var start = 0;
			var stop = 1;
			var emergency = 0;
			this.cancelRemaining = Math.round(this.cancelRemaining * 1000) / 1000;
			var found = false;
			var middle = 0;
			while (!found)
			{
				if (emergency++ > this.options.duration) break;
				var half = startTime + ((stopTime - startTime) / 2);
				middle = Math.round(this.options.transition(half, 1, -1, this.options.duration) * 1000) / 1000;
				if (middle == this.cancelRemaining)
				{
					this.startMilliseconds -= half;
					found = true;
				}
				if (middle < this.cancelRemaining)
				{
					stopTime = half;
					stop = middle;
				}
				else
				{
					startTime = half;
					start = middle;
				}
			}
		}
		this.cancelRemaining = 0;
	}
	this.notifyObservers('onPreEffect', this);

	if (withoutTimer == false)
	{
		var self = this;
		this.timer = setInterval(function() { self.drawEffect(); }, this.options.interval);
	}
	this.isRunning = true;
};
Spry.Effect.Animator.prototype.stopFlagReset = function()
{
	if (this.timer)
	{
		clearInterval(this.timer);
		this.timer = null;
	}
	this.startMilliseconds = 0;
};
Spry.Effect.Animator.prototype.stop = function()
{
	this.stopFlagReset();
	this.notifyObservers('onPostEffect', this);
	this.isRunning = false;
};

Spry.Effect.Animator.prototype.cancel = function()
{
	var elapsed = this.getElapsedMilliseconds();
	if (this.startMilliseconds > 0 && elapsed < this.options.duration)
		this.cancelRemaining = this.options.transition(elapsed, 0, 1, this.options.duration);

	this.stopFlagReset();
	this.notifyObservers('onCancel', this);
	this.isRunning = false;
};

Spry.Effect.Animator.prototype.drawEffect = function()
{
	var isRunning = true;

	this.notifyObservers('onStep', this);
	var timeElapsed = this.getElapsedMilliseconds();

	if (typeof this.options.transition != 'function'){
		Spry.Effect.Utils.showError('unknown transition');
		return;
	}
	this.animate();

	if (timeElapsed > this.options.duration)
	{
		isRunning = false;
		this.stop();
	}
	return isRunning;
};

Spry.Effect.Animator.prototype.getElapsedMilliseconds = function()
{
	if (this.startMilliseconds > 0)
	{
		var currDate = new Date();
		return (currDate.getTime() - this.startMilliseconds);
	}
	return 0;
};

Spry.Effect.Animator.prototype.doToggle = function()
{
	if (!this.direction)
	{
		this.direction = Spry.forwards;
		return;
	}
	if (this.options.toggle == true)
	{
		if (this.direction == Spry.forwards)
		{
			this.direction = Spry.backwards;
			this.notifyObservers('onToggle', this);
		} 
		else if (this.direction == Spry.backwards)
		{
			this.direction = Spry.forwards;
		}
	}
};

Spry.Effect.Animator.prototype.prepareStart = function()
{
		if (this.options && this.options.toggle)
			this.doToggle();
};

Spry.Effect.Animator.prototype.animate = function(){};
Spry.Effect.Animator.prototype.onStep = function(el)
{
	if (el != this)
		this.notifyObservers('onStep', this);
};
//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Move
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Move = function(element, fromPos, toPos, options)
{
	this.dynamicFromPos = false;
	if (arguments.length == 3)
	{
		options = toPos;
		toPos = fromPos;
		fromPos = Spry.Effect.getPosition(element);
		this.dynamicFromPos = true;
	}

	Spry.Effect.Animator.call(this, options);

	this.name = 'Move';
	this.element = Spry.Effect.getElement(element);
	if (!this.element)
		return;

	if (fromPos.units != toPos.units)
		Spry.Effect.Utils.showError('Spry.Effect.Move: Conflicting units (' + fromPos.units + ', ' + toPos.units + ')');

	this.units = fromPos.units;
	this.startX = Number(fromPos.x);
	this.stopX = Number(toPos.x);
	this.startY = Number(fromPos.y);
	this.stopY = Number(toPos.y);
};

Spry.Effect.Move.prototype = new Spry.Effect.Animator();
Spry.Effect.Move.prototype.constructor = Spry.Effect.Move;

Spry.Effect.Move.prototype.animate = function()
{
	var left = 0;
	var top = 0;
	var floor = Math.floor;
	var elapsed = this.getElapsedMilliseconds();
	if (this.direction == Spry.forwards)
	{
		left = floor(this.options.transition(elapsed, this.startX, this.stopX - this.startX, this.options.duration));
		top = floor(this.options.transition(elapsed, this.startY, this.stopY - this.startY, this.options.duration));
	}
	else if (this.direction == Spry.backwards)
	{
		left = floor(this.options.transition(elapsed, this.stopX, this.startX - this.stopX, this.options.duration));
		top = floor(this.options.transition(elapsed, this.stopY, this.startY - this.stopY, this.options.duration));
	}

	this.element.style.left = left + this.units;
	this.element.style.top = top + this.units;
};

Spry.Effect.Move.prototype.prepareStart = function()
{
	if (this.options && this.options.toggle)
		this.doToggle();

	if (this.dynamicFromPos == true)
	{
		var fromPos = Spry.Effect.getPosition(this.element);
		this.startX = fromPos.x;
		this.startY = fromPos.y;
		
		this.rangeMoveX = this.startX - this.stopX;
		this.rangeMoveY= this.startY - this.stopY;
	}
};

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Size
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Size = function(element, fromRect, toRect, options)
{
	this.dynamicFromRect = false;

	if (arguments.length == 3)
	{
		options = toRect;
		toRect = fromRect;
		fromRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);
		this.dynamicFromRect = true;
	}

	Spry.Effect.Animator.call(this, options);

	this.name = 'Size';
	this.element = Spry.Effect.getElement(element);
	if (!this.element)
		return;

	element = this.element;

	if (fromRect.units != toRect.units)
	{
		Spry.Effect.Utils.showError('Spry.Effect.Size: Conflicting units (' + fromRect.units + ', ' + toRect.units + ')');
		return false;
	}

	this.units = fromRect.units;

	var originalRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);
	this.originalWidth = originalRect.width;
	this.originalHeight = originalRect.height;

	this.startWidth = fromRect.width;
	this.startHeight = fromRect.height;
	this.stopWidth = toRect.width;
	this.stopHeight = toRect.height;
	this.childImages = new Array();

	if (this.options.useCSSBox){
		Spry.Effect.makePositioned(this.element);
		var intProp = Spry.Effect.intPropStyle;
		this.startFromBorder_top = intProp(element, 'border-top-width');
		this.startFromBorder_bottom = intProp(element, 'border-bottom-width');
		this.startFromBorder_left = intProp(element, 'border-left-width');
		this.startFromBorder_right = intProp(element, 'border-right-width');
		this.startFromPadding_top = intProp(element, 'padding-top');
		this.startFromPadding_bottom = intProp(element, 'padding-bottom');
		this.startFromPadding_left = intProp(element, 'padding-left');
		this.startFromPadding_right = intProp(element, 'padding-right');
		this.startFromMargin_top = intProp(element, 'margin-top');
		this.startFromMargin_bottom = intProp(element, 'margin-bottom');
		this.startFromMargin_right = intProp(element, 'margin-right');
		this.startFromMargin_left = intProp(element, 'margin-left');
		this.startLeft = intProp(element, 'left');
		this.startTop = intProp(element, 'top');
	}

	if(this.options.scaleContent)
		Spry.Effect.Utils.fetchChildImages(element, this.childImages);

	this.fontFactor = 1.0;
	var fontSize = Spry.Effect.getStyleProp(this.element, 'font-size');
	if(fontSize && /em\s*$/.test(fontSize))
		this.fontFactor = parseFloat(fontSize);

	var isPercent = Spry.Effect.Utils.isPercentValue;

	if (isPercent(this.startWidth))
	{
		var startWidthPercent = Spry.Effect.Utils.getPercentValue(this.startWidth);
		this.startWidth = originalRect.width * (startWidthPercent / 100);
	}

	if (isPercent(this.startHeight))
	{
		var startHeightPercent = Spry.Effect.Utils.getPercentValue(this.startHeight);
		this.startHeight = originalRect.height * (startHeightPercent / 100);
	}

	if (isPercent(this.stopWidth))
	{
		var stopWidthPercent = Spry.Effect.Utils.getPercentValue(this.stopWidth);
		this.stopWidth = originalRect.width * (stopWidthPercent / 100);
	}

	if (isPercent(this.stopHeight))
	{
		var stopHeightPercent = Spry.Effect.Utils.getPercentValue(this.stopHeight);
		this.stopHeight = originalRect.height * (stopHeightPercent / 100);
	}

	this.enforceVisible = Spry.Effect.isInvisible(this.element);
};

Spry.Effect.Size.prototype = new Spry.Effect.Animator();
Spry.Effect.Size.prototype.constructor = Spry.Effect.Size;

Spry.Effect.Size.prototype.animate = function()
{
	var width = 0;
	var height = 0;
	var fontSize = 0;
	var direction = 0;
	var floor = Math.floor;
	var elapsed = this.getElapsedMilliseconds();

	if (this.direction == Spry.forwards) {
		width = floor(this.options.transition(elapsed, this.startWidth, this.stopWidth - this.startWidth, this.options.duration));
		height = floor(this.options.transition(elapsed, this.startHeight, this.stopHeight - this.startHeight, this.options.duration));
		direction = 1;
	} else if (this.direction == Spry.backwards) {
		width = floor(this.options.transition(elapsed, this.stopWidth, this.startWidth - this.stopWidth, this.options.duration));
		height = floor(this.options.transition(elapsed, this.stopHeight, this.startHeight - this.stopHeight, this.options.duration));
		direction = -1;
	}

	var propFactor = width/this.originalWidth;
	fontSize = this.fontFactor * propFactor;

	var elStyle = this.element.style;
	if (width < 0)
		width = 0;
	
	if (height < 0)
		height = 0;

	elStyle.width = width + this.units;
	elStyle.height = height + this.units;

	if (typeof this.options.useCSSBox != 'undefined' && this.options.useCSSBox == true)
	{
		var intProp = Spry.Effect.intPropStyle;
		var origTop = intProp(this.element, 'top');
		var origLeft = intProp(this.element, 'left');
		var origMarginTop = intProp(this.element, 'margin-top');
		var origMarginLeft = intProp(this.element, 'margin-left');

		var widthFactor = propFactor;
		var heightFactor = height / this.originalHeight;
		var border_top = floor(this.startFromBorder_top * heightFactor);
		var border_bottom = floor(this.startFromBorder_bottom * heightFactor);
		var border_left = floor(this.startFromBorder_left * widthFactor);
		var border_right = floor(this.startFromBorder_right * widthFactor);
		var padding_top = floor(this.startFromPadding_top * heightFactor);
		var padding_bottom = floor(this.startFromPadding_bottom * heightFactor);
		var padding_left = floor(this.startFromPadding_left * widthFactor);
		var padding_right = floor(this.startFromPadding_right * widthFactor);
		var margin_top = floor(this.startFromMargin_top * heightFactor);
		var margin_bottom = floor(this.startFromMargin_bottom * heightFactor);
		var margin_right = floor(this.startFromMargin_right * widthFactor);
		var margin_left = floor(this.startFromMargin_left * widthFactor);

		elStyle.borderTopWidth = border_top + this.units;
		elStyle.borderBottomWidth = border_bottom + this.units;
		elStyle.borderLeftWidth = border_left + this.units;
		elStyle.borderRightWidth = border_right + this.units;
		elStyle.paddingTop = padding_top + this.units;
		elStyle.paddingBottom = padding_bottom + this.units;
		elStyle.paddingLeft = padding_left + this.units;
		elStyle.paddingRight = padding_right + this.units;
		elStyle.marginTop  = margin_top + this.units;
		elStyle.marginBottom = margin_bottom + this.units;
		elStyle.marginLeft = margin_left + this.units;
		elStyle.marginRight = margin_right + this.units;

		// compensate the margin shrinking
		elStyle.left = floor(origLeft + origMarginLeft - margin_left) + this.units;
		elStyle.top = floor(origTop + origMarginTop - margin_top) + this.units;
	}

	if (this.options.scaleContent)
	{

		for(var i=0; i < this.childImages.length; i++)
		{
			this.childImages[i][0].style.width = propFactor * this.childImages[i][1] + this.units;
			this.childImages[i][0].style.height = propFactor * this.childImages[i][2] + this.units;
		}
		this.element.style.fontSize = fontSize + 'em';
	}

	if(this.enforceVisible)
	{
		Spry.Effect.enforceVisible(this.element);
		this.enforceVisible = false;
	}
};

Spry.Effect.Size.prototype.prepareStart = function()
{
	if (this.options && this.options.toggle)
		this.doToggle();	

	if (this.dynamicFromRect == true)
	{
		var fromRect = Spry.Effect.getDimensions(this.element);
		this.startWidth = fromRect.width;
		this.startHeight = fromRect.height;

		this.widthRange = this.startWidth - this.stopWidth;
		this.heightRange = this.startHeight - this.stopHeight;
	}
};

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Opacity
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Opacity = function(element, startOpacity, stopOpacity, options)
{
	this.dynamicStartOpacity = false;
	if (arguments.length == 3)
	{
		options = stopOpacity;
		stopOpacity = startOpacity;
		startOpacity = Spry.Effect.getOpacity(element);
		this.dynamicStartOpacity = true;
	}

	Spry.Effect.Animator.call(this, options);

	this.name = 'Opacity';
	this.element = Spry.Effect.getElement(element);
	if (!this.element)
		return;

 	// make this work on IE on elements without 'layout'
	if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout))
		Spry.Effect.setStyleProp(this.element, 'zoom', '1');

	this.startOpacity = startOpacity;
	this.stopOpacity = stopOpacity;
	this.enforceVisible = Spry.Effect.isInvisible(this.element);
};

Spry.Effect.Opacity.prototype = new Spry.Effect.Animator();
Spry.Effect.Opacity.prototype.constructor = Spry.Effect.Opacity;

Spry.Effect.Opacity.prototype.animate = function()
{
	var opacity = 0;
	var elapsed = this.getElapsedMilliseconds();
	if (this.direction == Spry.forwards) 
		opacity = this.options.transition(elapsed, this.startOpacity, this.stopOpacity - this.startOpacity, this.options.duration);
	else if (this.direction == Spry.backwards) 
		opacity = this.options.transition(elapsed, this.stopOpacity, this.startOpacity - this.stopOpacity, this.options.duration);

	if (opacity < 0)
		opacity = 0;

	if(/MSIE/.test(navigator.userAgent))
	{
		var tmpval = Spry.Effect.getStyleProp(this.element,'filter');
		if (tmpval){
			tmpval = tmpval.replace(/alpha\(opacity=[0-9]{1,3}\)/g, '');
		}
		this.element.style.filter = tmpval + "alpha(opacity=" + Math.floor(opacity * 100) + ")";
	}
	else
		this.element.style.opacity = opacity;

	if(this.enforceVisible)
	{
		Spry.Effect.enforceVisible(this.element);
		this.enforceVisible = false;
	}
};

Spry.Effect.Opacity.prototype.prepareStart = function()
{
	if (this.options && this.options.toggle)
		this.doToggle();	

	if (this.dynamicStartOpacity == true)
	{
		this.startOpacity = Spry.Effect.getOpacity(this.element);
		this.opacityRange = this.startOpacity - this.stopOpacity;
	}
};

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Color
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Color = function(element, startColor, stopColor, options)
{
	this.dynamicStartColor = false;
	if (arguments.length == 3)
	{
		options = stopColor;
		stopColor = startColor;
		startColor = Spry.Effect.getBgColor(element);
		this.dynamicStartColor = true;
	}
	
	Spry.Effect.Animator.call(this, options);

	this.name = 'Color';
	this.element = Spry.Effect.getElement(element);
	if (!this.element)
		return;

	this.startColor = startColor;
	this.stopColor = stopColor;
	this.startRedColor = Spry.Effect.Utils.hexToInt(startColor.substr(1,2));
	this.startGreenColor = Spry.Effect.Utils.hexToInt(startColor.substr(3,2));
	this.startBlueColor = Spry.Effect.Utils.hexToInt(startColor.substr(5,2));
	this.stopRedColor = Spry.Effect.Utils.hexToInt(stopColor.substr(1,2));
	this.stopGreenColor = Spry.Effect.Utils.hexToInt(stopColor.substr(3,2));
	this.stopBlueColor = Spry.Effect.Utils.hexToInt(stopColor.substr(5,2));
};

Spry.Effect.Color.prototype = new Spry.Effect.Animator();
Spry.Effect.Color.prototype.constructor = Spry.Effect.Color;

Spry.Effect.Color.prototype.animate = function()
{
	var redColor = 0;
	var greenColor = 0;
	var blueColor = 0;
	var floor = Math.floor;
	var elapsed = this.getElapsedMilliseconds();

	if (this.direction == Spry.forwards)
	{
		redColor = floor(this.options.transition(elapsed, this.startRedColor, this.stopRedColor - this.startRedColor, this.options.duration));
		greenColor = floor(this.options.transition(elapsed, this.startGreenColor, this.stopGreenColor - this.startGreenColor, this.options.duration));
		blueColor = floor(this.options.transition(elapsed, this.startBlueColor, this.stopBlueColor - this.startBlueColor, this.options.duration));
	}
	else if (this.direction == Spry.backwards)
	{
		redColor = floor(this.options.transition(elapsed, this.stopRedColor, this.startRedColor - this.stopRedColor, this.options.duration));
		greenColor = floor(this.options.transition(elapsed, this.stopGreenColor, this.startGreenColor - this.stopGreenColor, this.options.duration));
		blueColor = floor(this.options.transition(elapsed, this.stopBlueColor, this.startBlueColor - this.stopBlueColor, this.options.duration));
	}

	this.element.style.backgroundColor = Spry.Effect.Utils.rgb(redColor, greenColor, blueColor);
};

Spry.Effect.Color.prototype.prepareStart = function() 
{
	if (this.options && this.options.toggle)
		this.doToggle();

	if (this.dynamicStartColor == true)
	{
		this.startColor = Spry.Effect.getBgColor(element);
		this.startRedColor = Spry.Effect.Utils.hexToInt(startColor.substr(1,2));
		this.startGreenColor = Spry.Effect.Utils.hexToInt(startColor.substr(3,2));
		this.startBlueColor = Spry.Effect.Utils.hexToInt(startColor.substr(5,2));
		this.redColorRange = this.startRedColor - this.stopRedColor;
		this.greenColorRange = this.startGreenColor - this.stopGreenColor;
		this.blueColorRange = this.startBlueColor - this.stopBlueColor;
	}
};

//////////////////////////////////////////////////////////////////////
//
// Spry.Effect.Cluster
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Cluster = function(options)
{
	Spry.Effect.Animator.call(this, options);

	this.name = 'Cluster';
	this.effectsArray = new Array();
	this.currIdx = -1;
	var _ClusteredEffect = function(effect, kind)
	{
		this.effect = effect;
		this.kind = kind; // "parallel" or "queue"
		this.isRunning = false;
	};

	this.ClusteredEffect = _ClusteredEffect;
};

Spry.Effect.Cluster.prototype = new Spry.Effect.Animator();
Spry.Effect.Cluster.prototype.constructor = Spry.Effect.Cluster;

Spry.Effect.Cluster.prototype.setInterval = function(interval){
	var l = this.effectsArray.length;
	this.options.interval = interval;
	for (var i = 0; i < l; i++)
	{
		this.effectsArray[i].effect.setInterval(interval);
	}
};
Spry.Effect.Cluster.prototype.drawEffect = function()
{
	var isRunning = true;
	var allEffectsDidRun = false;
	var baseEffectIsStillRunning = false;
	var evalNextEffectsRunning = false;

	if ((this.currIdx == -1 && this.direction == Spry.forwards) || (this.currIdx == this.effectsArray.length && this.direction == Spry.backwards))
		this.initNextEffectsRunning();

	var start = this.direction == Spry.forwards ? 0 : this.effectsArray.length-1;
	var stop = this.direction == Spry.forwards ? this.effectsArray.length : -1;
	var step = this.direction == Spry.forwards ? 1 : -1;
	for (var i = start; i != stop; i+=step)
	{
		if (this.effectsArray[i].isRunning == true)
		{
			baseEffectIsStillRunning = this.effectsArray[i].effect.drawEffect();
			if (baseEffectIsStillRunning == false && i == this.currIdx)
			{
				this.effectsArray[i].isRunning = false;
				evalNextEffectsRunning = true;
			}
		}
	}

	if (evalNextEffectsRunning == true)
		allEffectsDidRun = this.initNextEffectsRunning();

	if (allEffectsDidRun == true) {
		this.stop();
		isRunning = false;
		for (var i = 0; i < this.effectsArray.length; i++)
			this.effectsArray[i].isRunning = false;

		this.currIdx = this.direction == Spry.forwards ? this.effectsArray.length: -1;
	}
	return isRunning;
};

Spry.Effect.Cluster.prototype.initNextEffectsRunning = function()
{
	var allEffectsDidRun = false;
	var step = this.direction == Spry.forwards ? 1 : -1;
	var stop = this.direction == Spry.forwards ? this.effectsArray.length : -1;
	this.currIdx+=step;
	if ( (this.currIdx > (this.effectsArray.length - 1) && this.direction == Spry.forwards) || (this.currIdx < 0 && this.direction == Spry.backwards))
		allEffectsDidRun = true;
	else
		for (var i = this.currIdx; i != stop; i+=step)
		{
			if ((i > this.currIdx && this.direction == Spry.forwards || i < this.currIdx && this.direction == Spry.backwards) && this.effectsArray[i].kind == "queue")
				break;
			this.effectsArray[i].effect.start(true);
			this.effectsArray[i].isRunning = true;
			this.currIdx = i;
		}

	return allEffectsDidRun;
};

Spry.Effect.Cluster.prototype.toggleCluster = function()
{
	if (!this.direction)
	{
		this.direction = Spry.forwards;
		return;
	}

	if (this.options.toggle == true)
	{
		if (this.direction == Spry.forwards)
		{
			this.direction = Spry.backwards;
			this.notifyObservers('onToggle', this);
			this.currIdx = this.effectsArray.length;
		}
		else if (this.direction == Spry.backwards)
		{
			this.direction = Spry.forwards;
			this.currIdx = -1;
		}
	}
	else
	{
		if (this.direction == Spry.forwards)
			this.currIdx = -1;
		else if (this.direction == Spry.backwards)
			this.currIdx = this.effectsArray.length;
	}
};

Spry.Effect.Cluster.prototype.doToggle = function()
{
	this.toggleCluster();

	// toggle all effects of the cluster, too
	for (var i = 0; i < this.effectsArray.length; i++)
	{
		if (this.effectsArray[i].effect.options && (this.effectsArray[i].effect.options.toggle != null))
			if (this.effectsArray[i].effect.options.toggle == true)
				this.effectsArray[i].effect.doToggle();
	}
};

Spry.Effect.Cluster.prototype.cancel = function()
{
	for (var i = 0; i < this.effectsArray.length; i++)
		if (this.effectsArray[i].effect.isRunning)
			this.effectsArray[i].effect.cancel();
	
	var elapsed = this.getElapsedMilliseconds();
	if (this.startMilliseconds > 0 && elapsed < this.options.duration)
		this.cancelRemaining = this.options.transition(elapsed, 0, 1, this.options.duration);
	this.stopFlagReset();
	this.notifyObservers('onCancel', this);
	this.isRunning = false;
};

Spry.Effect.Cluster.prototype.addNextEffect = function(effect)
{
	effect.addObserver(this);
	this.effectsArray[this.effectsArray.length] = new this.ClusteredEffect(effect, "queue");
	if (this.effectsArray.length == 1)
	{
		// with the first added effect we know the element
		// that the cluster is working on
		this.element = effect.element;
	}
};

Spry.Effect.Cluster.prototype.addParallelEffect = function(effect)
{
	if (this.effectsArray.length == 0 || this.effectsArray[this.effectsArray.length-1].kind != 'parallel')
		effect.addObserver(this);

	this.effectsArray[this.effectsArray.length] = new this.ClusteredEffect(effect, "parallel");
	if (this.effectsArray.length == 1)
	{
		// with the first added effect we know the element
		// that the cluster is working on
		this.element = effect.element;
	}
};

Spry.Effect.Cluster.prototype.prepareStart = function()
{
	this.toggleCluster();
};

//////////////////////////////////////////////////////////////////////
//
// Combination effects
// Custom effects can be build by combining basic effect bahaviour
// like Move, Size, Color, Opacity
//
//////////////////////////////////////////////////////////////////////

Spry.Effect.Fade = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Fade');

	Spry.Effect.Cluster.call(this, options);

	this.name = 'Fade';
	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var durationInMilliseconds = 1000;
	var fromOpacity = 0.0;
	var toOpacity = 100.0;
	var doToggle = false;
	var transition = Spry.fifthTransition;
	var fps = 60;
	var originalOpacity = 0;
	if(/MSIE/.test(navigator.userAgent))
		originalOpacity = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(this.element, 'filter').replace(/alpha\(opacity=([0-9]{1,3})\)/g, '$1'), 10);
	else
		originalOpacity = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(this.element, 'opacity') * 100, 10);

	if (isNaN(originalOpacity))
		originalOpacity = 100;

	if (options)
	{
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.from != null){
			if (Spry.Effect.Utils.isPercentValue(options.from))
				fromOpacity = Spry.Effect.Utils.getPercentValue(options.from) * originalOpacity / 100;
			else
				fromOpacity = options.from;
		}
		if (options.to != null)
		{	
			if (Spry.Effect.Utils.isPercentValue(options.to))
				toOpacity = Spry.Effect.Utils.getPercentValue(options.to) * originalOpacity / 100;
			else
				toOpacity = options.to;
		}
		if (options.toggle != null) doToggle = options.toggle;
		if (options.transition != null) transition = options.transition;
		if (options.fps != null) fps = options.fps;
		else this.options.transition = transition;
	}

	fromOpacity = fromOpacity/ 100.0;
	toOpacity = toOpacity / 100.0;

	options = {duration: durationInMilliseconds, toggle: doToggle, transition: transition, from: fromOpacity, to: toOpacity, fps: fps};
	var fadeEffect = new Spry.Effect.Opacity(element, fromOpacity, toOpacity, options);
	this.addNextEffect(fadeEffect);
};

Spry.Effect.Fade.prototype = new Spry.Effect.Cluster();
Spry.Effect.Fade.prototype.constructor = Spry.Effect.Fade;

Spry.Effect.Blind = function (element, options)
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Blind'); 

	Spry.Effect.Cluster.call(this, options);

	this.name = 'Blind';
	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var durationInMilliseconds = 1000;
	var doToggle = false;
	var kindOfTransition = Spry.circleTransition;
	var fps = 60;
	var doScaleContent = false;

	Spry.Effect.makeClipping(element);

	var originalRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);
	var fromHeightPx  = originalRect.height;
	var toHeightPx    = 0;
	var optionFrom = options ? options.from : originalRect.height;
	var optionTo   = options ? options.to : 0;
	var fullCSSBox = false;


	if (options)
	{
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.from != null)
		{
			if (Spry.Effect.Utils.isPercentValue(options.from))
				fromHeightPx = Spry.Effect.Utils.getPercentValue(options.from) * originalRect.height / 100;
			else
				fromHeightPx = Spry.Effect.Utils.getPixelValue(options.from);
		}
		if (options.to != null)
		{
			if (Spry.Effect.Utils.isPercentValue(options.to))
				toHeightPx = Spry.Effect.Utils.getPercentValue(options.to) * originalRect.height / 100;
			else
				toHeightPx = Spry.Effect.Utils.getPixelValue(options.to);
		}
		if (options.toggle != null) doToggle = options.toggle;
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.fps != null) fps = options.fps;
		if (options.useCSSBox != null) fullCSSBox = options.useCSSBox;
	}

	var fromRect = new Spry.Effect.Utils.Rectangle;
	fromRect.width = originalRect.width;
	fromRect.height = fromHeightPx;

	var toRect = new Spry.Effect.Utils.Rectangle;
	toRect.width = originalRect.width;
	toRect.height = toHeightPx;

	options = {duration:durationInMilliseconds, toggle:doToggle, transition:kindOfTransition, scaleContent:doScaleContent, useCSSBox: fullCSSBox, from: optionFrom, to: optionTo, fps: fps};
	var blindEffect = new Spry.Effect.Size(element, fromRect, toRect, options);
	this.addNextEffect(blindEffect);
};

Spry.Effect.Blind.prototype = new Spry.Effect.Cluster();
Spry.Effect.Blind.prototype.constructor = Spry.Effect.Blind;

Spry.Effect.Highlight = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Highlight'); 

	Spry.Effect.Cluster.call(this, options);

	this.name = 'Highlight';
	var durationInMilliseconds = 1000;
	var toColor = "#ffffff";
	var doToggle = false;
	var kindOfTransition = Spry.sinusoidalTransition;
	var fps = 60;
	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var fromColor = Spry.Effect.getBgColor(element);
	if (fromColor == "transparent") fromColor = "#ffff99";

	if (options)
	{
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.from != null) fromColor = options.from;
		if (options.to != null) toColor = options.to;
		if (options.toggle != null) doToggle = options.toggle;
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.fps != null) fps = options.fps;
	}

	if ( fromColor.indexOf('rgb') != -1 )
		var fromColor = Spry.Effect.Utils.rgb(parseInt(fromColor.substring(fromColor.indexOf('(')+1, fromColor.indexOf(',')),10), parseInt(fromColor.substring(fromColor.indexOf(',')+1, fromColor.lastIndexOf(',')),10), parseInt(fromColor.substring(fromColor.lastIndexOf(',')+1, fromColor.indexOf(')')),10));

	if ( toColor.indexOf('rgb') != -1 )
		var toColor = Spry.Effect.Utils.rgb(parseInt(toColor.substring(toColor.indexOf('(')+1, toColor.indexOf(',')),10), parseInt(toColor.substring(toColor.indexOf(',')+1, toColor.lastIndexOf(',')),10), parseInt(toColor.substring(toColor.lastIndexOf(',')+1, toColor.indexOf(')')),10));

	var fromColor = Spry.Effect.Utils.longColorVersion(fromColor);
	var toColor = Spry.Effect.Utils.longColorVersion(toColor);

	this.restoreBackgroundImage = Spry.Effect.getStyleProp(element, 'background-image');

	options = {duration: durationInMilliseconds, toggle: doToggle, transition: kindOfTransition, fps: fps};
	var highlightEffect = new Spry.Effect.Color(element, fromColor, toColor, options);
	this.addNextEffect(highlightEffect);

	this.addObserver({
		onPreEffect:
		function(effect){
			Spry.Effect.setStyleProp(effect.element, 'background-image', 'none');
		},
		onPostEffect:
		function(effect){
			Spry.Effect.setStyleProp(effect.element, 'background-image', effect.restoreBackgroundImage);

			if (effect.direction == Spry.forwards && effect.options.restoreColor)
				Spry.Effect.setStyleProp(element, 'background-color', effect.options.restoreColor);		
		}
	});
};

Spry.Effect.Highlight.prototype = new Spry.Effect.Cluster();
Spry.Effect.Highlight.prototype.constructor = Spry.Effect.Highlight;

Spry.Effect.Slide = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Slide'); 

	Spry.Effect.Cluster.call(this, options);

	this.name = 'Slide';
	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var durationInMilliseconds = 1000;
	var doToggle = false;
	var kindOfTransition = Spry.sinusoidalTransition;
	var fps = 60;
	var slideHorizontally = false;
	var firstChildElt = Spry.Effect.Utils.getFirstChildElement(element);
	var direction = -1;

	// IE 7 does not clip static positioned elements -> make element position relative
	if(/MSIE 7.0/.test(navigator.userAgent) && /Windows NT/.test(navigator.userAgent))
		Spry.Effect.makePositioned(element);

	Spry.Effect.makeClipping(element);

	// for IE 6 on win: check if position is static or fixed -> not supported and would cause trouble
	if(/MSIE 6.0/.test(navigator.userAgent) && /Windows NT/.test(navigator.userAgent))
	{
		var pos = Spry.Effect.getStyleProp(element, 'position');
		if(pos && (pos == 'static' || pos == 'fixed'))
		{
			Spry.Effect.setStyleProp(element, 'position', 'relative');
			Spry.Effect.setStyleProp(element, 'top', '');
			Spry.Effect.setStyleProp(element, 'left', '');
		}
	}

	if(firstChildElt)
	{
		Spry.Effect.makePositioned(firstChildElt);
		Spry.Effect.makeClipping(firstChildElt);
  
		var childRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(firstChildElt, element);
		Spry.Effect.setStyleProp(firstChildElt, 'width', childRect.width + 'px');
	}

	var fromDim = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);

	var initDim = new Spry.Effect.Utils.Rectangle();
	var toDim = new Spry.Effect.Utils.Rectangle();
	initDim.width = toDim.width = fromDim.width;
	initDim.height = toDim.height = fromDim.height;

	if (!this.options.to){
		if (!options)
			options = {};

		options.to = '0%';
	}

	if (options && options.horizontal !== null && options.horizontal === true)
		slideHorizontally = true;

	if (options.duration != null) durationInMilliseconds = options.duration;

	if (options.from != null)
	{
		if(slideHorizontally)
		{
				if (Spry.Effect.Utils.isPercentValue(options.from))
					fromDim.width = initDim.width * Spry.Effect.Utils.getPercentValue(options.from) / 100;
				else
					fromDim.width = Spry.Effect.Utils.getPixelValue(options.from);
		}
		else
		{
				if (Spry.Effect.Utils.isPercentValue(options.from))
					fromDim.height = initDim.height * Spry.Effect.Utils.getPercentValue(options.from) / 100;
				else
					fromDim.height = Spry.Effect.Utils.getPixelValue(options.from);
		}
	}

	if (options.to != null)
	{
			if(slideHorizontally)
			{
				if (Spry.Effect.Utils.isPercentValue(options.to))
					toDim.width = initDim.width * Spry.Effect.Utils.getPercentValue(options.to) / 100;
				else
					toDim.width = Spry.Effect.Utils.getPixelValue(options.to);
			}
			else
			{
				if (Spry.Effect.Utils.isPercentValue(options.to))
					toDim.height = initDim.height * Spry.Effect.Utils.getPercentValue(options.to) / 100;
				else
					toDim.height = Spry.Effect.Utils.getPixelValue(options.to);
		}
	}
	if (options.toggle != null) doToggle = options.toggle;
	if (options.transition != null) kindOfTransition = options.transition;
	if (options.fps != null) fps = options.fps;

	options = {duration: durationInMilliseconds, transition: kindOfTransition, scaleContent: false, toggle:doToggle, fps: fps};
	var size = new Spry.Effect.Size(element, fromDim, toDim, options);
	this.addParallelEffect(size);

	if ( (fromDim.width < toDim.width && slideHorizontally) || (fromDim.height < toDim.height && !slideHorizontally))
		direction = 1;
	
	var fromPos = new Spry.Effect.Utils.Position();
	var toPos = new Spry.Effect.Utils.Position();
	toPos.x = fromPos.x = Spry.Effect.intPropStyle(firstChildElt, 'left');
	toPos.y = fromPos.y = Spry.Effect.intPropStyle(firstChildElt, 'top');
	toPos.units = fromPos.units;

	if (slideHorizontally)
		toPos.x = parseInt(fromPos.x + direction * (fromDim.width - toDim.width), 10);
	else
		toPos.y = parseInt(fromPos.y + direction * (fromDim.height - toDim.height), 10);

	if (direction == 1){
		var tmp = fromPos;
		var fromPos = toPos;
		var toPos = tmp;
	}

	options = {duration: durationInMilliseconds, transition: kindOfTransition, toggle:doToggle, from: fromPos, to: toPos, fps: fps};
	var move = new Spry.Effect.Move(firstChildElt, fromPos, toPos, options);
	this.addParallelEffect(move);
};

Spry.Effect.Slide.prototype = new Spry.Effect.Cluster();
Spry.Effect.Slide.prototype.constructor = Spry.Effect.Slide;

Spry.Effect.Grow = function (element, options) 
{
	if (!element)
		return;
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Grow');

	Spry.Effect.Cluster.call(this, options);

	this.name = 'Grow';
	var durationInMilliseconds = 1000;
	var doToggle = false;
	var doScaleContent = true;
	var calcHeight = false;
	var growFromCenter = true;
	var fullCSSBox = false;
	var kindOfTransition = Spry.squareTransition;
	var fps = 60;
	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;

	Spry.Effect.makeClipping(element);

	var dimRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);
	var originalWidth = dimRect.width;
	var originalHeight = dimRect.height;
	var propFactor = (originalWidth == 0) ? 1 :originalHeight/originalWidth;

	var fromRect = new Spry.Effect.Utils.Rectangle;
	fromRect.width = 0;
	fromRect.height = 0;

	var toRect = new Spry.Effect.Utils.Rectangle;
	toRect.width = originalWidth;
	toRect.height = originalHeight;

	var optionFrom = options ? options.from : dimRect.width;

	var optionTo   = options ? options.to : 0;
	var pixelValue = Spry.Effect.Utils.getPixelValue;

	if (options)
	{
		if (options.growCenter != null) growFromCenter = options.growCenter;
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.useCSSBox != null) fullCSSBox = options.useCSSBox;
		if (options.scaleContent != null) doScaleContent = options.scaleContent;
		if (options.from != null) 
		{
			if (Spry.Effect.Utils.isPercentValue(options.from))
			{
				fromRect.width = originalWidth * (Spry.Effect.Utils.getPercentValue(options.from) / 100);
				fromRect.height = originalHeight * (Spry.Effect.Utils.getPercentValue(options.from) / 100);
			}
			else
			{
				if(calcHeight)
				{
					fromRect.height = pixelValue(options.from);
					fromRect.width  = pixelValue(options.from) / propFactor;
				}
				else
				{
					fromRect.width = pixelValue(options.from);
					fromRect.height = propFactor * pixelValue(options.from);
				}
			}
		}
		if (options.to != null)
		{
			if (Spry.Effect.Utils.isPercentValue(options.to))
			{
				toRect.width = originalWidth * (Spry.Effect.Utils.getPercentValue(options.to) / 100);
				toRect.height = originalHeight * (Spry.Effect.Utils.getPercentValue(options.to) / 100);
			}
			else
			{
				if(calcHeight)
				{
					toRect.height = pixelValue(options.to);
					toRect.width  = pixelValue(options.to) / propFactor;
				}
				else
				{
					toRect.width = pixelValue(options.to);
					toRect.height = propFactor * pixelValue(options.to);
				}
			}
		}
		if (options.toggle != null) doToggle = options.toggle;
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.fps != null) fps = options.fps;
	}

	options = {duration:durationInMilliseconds, toggle:doToggle, transition:kindOfTransition, scaleContent:doScaleContent, useCSSBox: fullCSSBox, fps: fps};
	var sizeEffect = new Spry.Effect.Size(element, fromRect, toRect, options);
	this.addParallelEffect(sizeEffect);

	if(growFromCenter)
	{
		Spry.Effect.makePositioned(element);

		var startOffsetPosition = new Spry.Effect.Utils.Position();
		startOffsetPosition.x = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(element, "left"), 10);
		startOffsetPosition.y = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(element, "top"), 10);	
		if (!startOffsetPosition.x) startOffsetPosition.x = 0;
		if (!startOffsetPosition.y) startOffsetPosition.y = 0;

		options = {duration:durationInMilliseconds, toggle:doToggle, transition:kindOfTransition, from: optionFrom, to: optionTo, fps: fps};
		var fromPos = new Spry.Effect.Utils.Position;
		fromPos.x = startOffsetPosition.x + (originalWidth - fromRect.width) / 2.0;
		fromPos.y = startOffsetPosition.y + (originalHeight - fromRect.height) / 2.0;

		var toPos = new Spry.Effect.Utils.Position;
		toPos.x = startOffsetPosition.x + (originalWidth - toRect.width) / 2.0;
		toPos.y = startOffsetPosition.y + (originalHeight - toRect.height) / 2.0;

		var moveEffect = new Spry.Effect.Move(element, fromPos, toPos, options);
		this.addParallelEffect(moveEffect);
	}
};

Spry.Effect.Grow.prototype = new Spry.Effect.Cluster();
Spry.Effect.Grow.prototype.constructor = Spry.Effect.Grow;

Spry.Effect.Shake = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Shake'); 

	Spry.Effect.Cluster.call(this, options);

	// toggle is not supported
	this.options.direction = false;
	if (this.options.toggle)
		this.options.toggle = false;

	this.name = 'Shake';

	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var durationInMilliseconds = 100;
	var kindOfTransition = Spry.linearTransition;
	var fps = 60;
	var steps = 4;

	if (options)
	{
		if (options.duration != null) steps = Math.ceil(this.options.duration / durationInMilliseconds) - 1;
		if (options.fps != null) fps = options.fps;
		if (options.transition != null) kindOfTransition = options.transition;
	}

	Spry.Effect.makePositioned(element);
	
	var startOffsetPosition = new Spry.Effect.Utils.Position();
	startOffsetPosition.x = parseInt(Spry.Effect.getStyleProp(element, "left"), 10);
	startOffsetPosition.y = parseInt(Spry.Effect.getStyleProp(element, "top"), 10);
	if (!startOffsetPosition.x) startOffsetPosition.x = 0;
	if (!startOffsetPosition.y) startOffsetPosition.y = 0;

	var centerPos = new Spry.Effect.Utils.Position;
	centerPos.x = startOffsetPosition.x;
	centerPos.y = startOffsetPosition.y;

	var rightPos = new Spry.Effect.Utils.Position;
	rightPos.x = startOffsetPosition.x + 20;
	rightPos.y = startOffsetPosition.y + 0;

	var leftPos = new Spry.Effect.Utils.Position;
	leftPos.x = startOffsetPosition.x + -20;
	leftPos.y = startOffsetPosition.y + 0;

	options = {duration:Math.ceil(durationInMilliseconds / 2), toggle:false, fps: fps, transition: kindOfTransition};
	var effect = new Spry.Effect.Move(element, centerPos, rightPos, options);
	this.addNextEffect(effect);

	options = {duration:durationInMilliseconds, toggle:false, fps:fps, transition: kindOfTransition};
	var effectToRight = new Spry.Effect.Move(element, rightPos, leftPos, options);
	var effectToLeft = new Spry.Effect.Move(element, leftPos, rightPos, options);

	for (var i=0; i < steps; i++)
	{
		if (i % 2 == 0)
			this.addNextEffect(effectToRight);
		else
			this.addNextEffect(effectToLeft);
	}
	var pos = (steps % 2 == 0) ? rightPos: leftPos;

	options = {duration:Math.ceil(durationInMilliseconds / 2), toggle:false, fps: fps, transition: kindOfTransition};
	var effect = new Spry.Effect.Move(element, pos, centerPos, options);
	this.addNextEffect(effect);
};
Spry.Effect.Shake.prototype = new Spry.Effect.Cluster();
Spry.Effect.Shake.prototype.constructor = Spry.Effect.Shake;
Spry.Effect.Shake.prototype.doToggle = function(){};

Spry.Effect.Squish = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Squish');

	if (!options)
		options = {};
	if (!options.to)
		options.to = '0%';
	if (!options.from)
		options.from = '100%';

	options.growCenter = false;
	Spry.Effect.Grow.call(this, element, options);
	this.name = 'Squish';
};
Spry.Effect.Squish.prototype = new Spry.Effect.Grow();
Spry.Effect.Squish.prototype.constructor = Spry.Effect.Squish;

Spry.Effect.Pulsate = function (element, options) 
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Pulsate');

	Spry.Effect.Cluster.call(this, options);

	// toggle is not supported
	this.options.direction = false;
	if (this.options.toggle)
		this.options.toggle = false;

	var element = Spry.Effect.getElement(element);
	var originalOpacity = 0;
	this.element = element;
	if (!this.element)
		return;

	this.name = 'Pulsate';
	var durationInMilliseconds = 100;
	var fromOpacity = 100.0;
	var toOpacity = 0.0;
	var doToggle = false;
	var kindOfTransition = Spry.linearTransition;
	var fps = 60;
	if(/MSIE/.test(navigator.userAgent))
		originalOpacity = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(this.element, 'filter').replace(/alpha\(opacity=([0-9]{1,3})\)/g, '$1'), 10);
	else
		originalOpacity = parseInt(Spry.Effect.getStylePropRegardlessOfDisplayState(this.element, 'opacity') * 100, 10);

	if (isNaN(originalOpacity)){
		originalOpacity = 100;
	}

	if (options)
	{
		if (options.from != null){
			if (Spry.Effect.Utils.isPercentValue(options.from))
				fromOpacity = Spry.Effect.Utils.getPercentValue(options.from) * originalOpacity / 100;
			else
				fromOpacity = options.from;
		}
		if (options.to != null)
		{	
			if (Spry.Effect.Utils.isPercentValue(options.to))
				toOpacity = Spry.Effect.Utils.getPercentValue(options.to) * originalOpacity / 100;
			else
				toOpacity = options.to;
		}
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.fps != null) fps = options.fps;
	}

	options = {duration:durationInMilliseconds, toggle:doToggle, transition:kindOfTransition, fps:fps};
	fromOpacity = fromOpacity / 100.0;
	toOpacity = toOpacity / 100.0;

	var fadeEffect = new Spry.Effect.Opacity(element, fromOpacity, toOpacity, options);
	var appearEffect = new Spry.Effect.Opacity(element, toOpacity, fromOpacity, options);
	var steps = parseInt(this.options.duration / 200, 10);
	for (var i=0; i < steps; i++){ 
		this.addNextEffect(fadeEffect);
		this.addNextEffect(appearEffect);
	}
};
Spry.Effect.Pulsate.prototype = new Spry.Effect.Cluster();
Spry.Effect.Pulsate.prototype.constructor = Spry.Effect.Pulsate;
Spry.Effect.Pulsate.prototype.doToggle = function(){};

Spry.Effect.Puff = function (element, options)
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Puff'); 

	Spry.Effect.Cluster.call(this, options);

	var element = Spry.Effect.getElement(element);
	this.element = element;	
	if (!this.element)
		return;
	this.name = 'Puff';
	var doToggle = false;
	var doScaleContent = false;
	var durationInMilliseconds = 1000;
	var kindOfTransition = Spry.fifthTransition;
	var fps = 60;

	Spry.Effect.makePositioned(element); // for move

	if (options){
		if (options.toggle != null) doToggle = options.toggle;
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.fps != null) fps = options.fps;
	}
	var originalRect = Spry.Effect.getDimensions(element);
	var startWidth = originalRect.width;
	var startHeight = originalRect.height;

	options = {duration:durationInMilliseconds, toggle:doToggle, transition: kindOfTransition, fps: fps};

	var fromOpacity = 1.0;
	var toOpacity = 0.0;
	var opacityEffect = new Spry.Effect.Opacity(element, fromOpacity, toOpacity, options);
	this.addParallelEffect(opacityEffect);

	var fromPos = Spry.Effect.getPosition(element);

	var toPos = new Spry.Effect.Utils.Position;
	toPos.x = startWidth / 2.0 * -1.0;
	toPos.y = startHeight / 2.0 * -1.0;

	options = {duration:durationInMilliseconds, toggle:doToggle, transition:kindOfTransition, from: fromPos, to: toPos, fps: fps};
	var moveEffect = new Spry.Effect.Move(element, fromPos, toPos, options);
	this.addParallelEffect(moveEffect);

	var self = this;
	this.addObserver({
		onPreEffect:function(){if (self.direction == Spry.backwards){self.element.style.display = 'block';}},
		onPostEffect: function(){if (self.direction == Spry.forwards){self.element.style.display = 'none';}}
	});
};
Spry.Effect.Puff.prototype = new Spry.Effect.Cluster;
Spry.Effect.Puff.prototype.constructor = Spry.Effect.Puff;

Spry.Effect.DropOut = function (element, options)
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('DropOut');

	Spry.Effect.Cluster.call(this, options);

	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	var durationInMilliseconds = 1000;
	var fps = 60;
	var kindOfTransition = Spry.fifthTransition;
	var direction = Spry.forwards;
	var doToggle = false;
	this.name = 'DropOut';

	Spry.Effect.makePositioned(element);

	if (options)
	{
		if (options.duration != null) durationInMilliseconds = options.duration;
		if (options.toggle != null) doToggle = options.toggle;
		if (options.fps != null) fps = options.fps;
		if (options.transition != null) kindOfTransition = options.transition;
		if (options.dropIn != null) direction = -1;
	}

	var startOffsetPosition = new Spry.Effect.Utils.Position();
	startOffsetPosition.x = parseInt(Spry.Effect.getStyleProp(element, "left"), 10);
	startOffsetPosition.y = parseInt(Spry.Effect.getStyleProp(element, "top"), 10);	
	if (!startOffsetPosition.x) startOffsetPosition.x = 0;
	if (!startOffsetPosition.y) startOffsetPosition.y = 0;

	var fromPos = new Spry.Effect.Utils.Position;
	fromPos.x = startOffsetPosition.x + 0;
	fromPos.y = startOffsetPosition.y + 0;

	var toPos = new Spry.Effect.Utils.Position;
	toPos.x = startOffsetPosition.x + 0;
	toPos.y = startOffsetPosition.y + (direction * 160);

	options = {from:fromPos, to:toPos, duration:durationInMilliseconds, toggle:doToggle, transition: kindOfTransition, fps: fps};
	var moveEffect = new Spry.Effect.Move(element, options.from, options.to, options);
	this.addParallelEffect(moveEffect);

	var fromOpacity = 1.0;
	var toOpacity = 0.0;
	options = {duration:durationInMilliseconds, toggle:doToggle, transition: kindOfTransition, fps: fps};
	var opacityEffect = new Spry.Effect.Opacity(element, fromOpacity, toOpacity, options);
	this.addParallelEffect(opacityEffect);

	var self = this;
	this.addObserver({
		onPreEffect:function(){self.element.style.display = 'block';},
		onPostEffect: function(){if (self.direction == Spry.forwards){self.element.style.display = 'none';}}
	});

};
Spry.Effect.DropOut.prototype = new Spry.Effect.Cluster();
Spry.Effect.DropOut.prototype.constructor = Spry.Effect.DropOut;

Spry.Effect.Fold = function (element, options)
{
	if (!this.notStaticAnimator)
		return Spry.Effect.Utils.showInitError('Fold');

	Spry.Effect.Cluster.call(this, options);

	var element = Spry.Effect.getElement(element);
	this.element = element;
	if (!this.element)
		return;
	this.name = 'Fold';
	var durationInMilliseconds = 1000;
	var doToggle = false;
	var doScaleContent = true;
	var fullCSSBox = false;
	var kindOfTransition = Spry.fifthTransition;
	var fps = fps;
	
	Spry.Effect.makeClipping(element);

	var originalRect = Spry.Effect.getDimensionsRegardlessOfDisplayState(element);
	var startWidth = originalRect.width;
	var startHeight = originalRect.height;

	var stopWidth = startWidth;
	var stopHeight = startHeight / 5;

	var fromRect = new Spry.Effect.Utils.Rectangle;
	fromRect.width = startWidth;
	fromRect.height = startHeight;

	var toRect = new Spry.Effect.Utils.Rectangle;
	toRect.width = stopWidth;
	toRect.height = stopHeight;

	if (options)
	{
		if (options.duration != null) durationInMilliseconds = Math.ceil(options.duration/2);
		if (options.toggle != null) doToggle = options.toggle;
		if (options.useCSSBox != null) fullCSSBox = options.useCSSBox; 
		if (options.fps != null) fps = options.fps;
		if (options.transition != null) kindOfTransition = options.transition;
	}

	options = {duration:durationInMilliseconds, toggle:doToggle, scaleContent:doScaleContent, useCSSBox: fullCSSBox, transition: kindOfTransition, fps: fps};
	var sizeEffect = new Spry.Effect.Size(element, fromRect, toRect, options);
	this.addNextEffect(sizeEffect);

	fromRect.width = toRect.width;
	fromRect.height = toRect.height;
	toRect.width = '0%';
	var sizeEffect = new Spry.Effect.Size(element, fromRect, toRect, options);
	this.addNextEffect(sizeEffect);
};

Spry.Effect.Fold.prototype = new Spry.Effect.Cluster();
Spry.Effect.Fold.prototype.constructor = Spry.Effect.Fold;

//////////////////////////////////////////////////////////////
// 																													//
// The names of some of the static effect functions 		 		//
// changed in Spry 1.5. These wrappers will insure that we 	//
// remain compatible with previous versions of Spry.				//
// 																													//
//////////////////////////////////////////////////////////////

Spry.Effect.DoFade = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Fade', element, options);
};

Spry.Effect.DoBlind = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Blind', element, options);
};

Spry.Effect.DoHighlight = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Highlight', element, options);
};

Spry.Effect.DoSlide = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Slide', element, options);
};

Spry.Effect.DoGrow = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Grow', element, options);
};

Spry.Effect.DoShake = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Shake', element, options);
};

Spry.Effect.DoSquish = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Squish', element, options);
};

Spry.Effect.DoPulsate = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Pulsate', element, options);
};

Spry.Effect.DoPuff = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Puff', element, options);
};

Spry.Effect.DoDropOut = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('DropOut', element, options);
};

Spry.Effect.DoFold = function (element, options)
{
	return Spry.Effect.Utils.DoEffect('Fold', element, options);
};










// SpryRating.js - version 0.2 - Spry Pre-Release 1.6.1
//
// Copyright (c) 2007. Adobe Systems Incorporated.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of Adobe Systems Incorporated nor the names of its
//     contributors may be used to endorse or promote products derived from this
//     software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

//fix IE6 flicker bug - only once per browser session
try 
{
		document.execCommand("BackgroundImageCache", false, true);
} 
catch(err){}
  
var Spry;
if (!Spry) Spry = {};
if (!Spry.Widget) Spry.Widget = {};

// Rating widget

Spry.Widget.Rating = function(element, opts)
{
	Spry.Widget.Rating.Notifier.call(this);

	//initialize object
	this.init(element, opts);
};

Spry.Widget.Rating.KEY_ENTER = 13;
Spry.Widget.Rating.KEY_LEFT = 37;
Spry.Widget.Rating.KEY_RIGHT = 39;

//Notifier mechanism 

Spry.Widget.Rating.Notifier = function()
{
	this.observers = [];
	this.suppressNotifications = 0;
};

Spry.Widget.Rating.Notifier.prototype.addObserver = function(observer)
{
	if (!observer)
		return;

	// Make sure the observer isn't already on the list.
	var len = this.observers.length;
	for (var i = 0; i < len; i++)
		if (this.observers[i] == observer) return;

	this.observers[len] = observer;
};

Spry.Widget.Rating.Notifier.prototype.removeObserver = function(observer)
{
	if (!observer)
		return;

	for (var i = 0; i < this.observers.length; i++)
	{
		if (this.observers[i] == observer)
		{
			this.observers.splice(i, 1);
			break;
		}
	}
};

Spry.Widget.Rating.Notifier.prototype.notifyObservers = function(methodName, data)
{
	if (!methodName)
		return;

	if (!this.suppressNotifications)
	{
		var len = this.observers.length;
		for (var i = 0; i < len; i++)
		{
			var obs = this.observers[i];
			if (obs)
			{
				if (typeof obs == "function")
				{
					obs(methodName, this, data);
				}
				else if (obs[methodName])
				{
					obs[methodName](this, data);
				}
			}
		}
	}
};

Spry.Widget.Rating.Notifier.prototype.enableNotifications = function()
{
	if (--this.suppressNotifications < 0)
	{
		this.suppressNotifications = 0;
		Spry.Effect.Rating.showError("Unbalanced enableNotifications() call!\n");
	}
};

Spry.Widget.Rating.Notifier.prototype.disableNotifications = function()
{
	++this.suppressNotifications;
};

Spry.Widget.Rating.prototype = new Spry.Widget.Rating.Notifier();
Spry.Widget.Rating.prototype.constructor = Spry.Widget.Rating;

Spry.Widget.Rating.prototype.init = function(element, opts)
{
	this.element = this.getElement(element);

	//CSS states
	this.containerInitialClass = 'ratingInitialState';
	this.containerReadOnlyClass = 'ratingReadOnlyState';
	this.containerRatedClass = 'ratingRatedState';
	this.readOnlyErrClass = 'ratingReadOnlyErrState';
	this.starDefaultClass = 'ratingButton';
	this.starFullClass = 'ratingFull';
	this.starHalfClass = 'ratingHalf';
	this.starEmptyClass = 'ratingEmpty';
	this.starHoverClass = 'ratingHover';
	this.counterClass = 'ratingCounter';

	//key codes
	this.movePrevKeyCode = Spry.Widget.Rating.KEY_LEFT;
	this.moveNextKeyCode = Spry.Widget.Rating.KEY_RIGHT;
	this.doRatingKeyCode = Spry.Widget.Rating.KEY_ENTER;

	//provide some sensible defaults
	this.afterRating = 'currentValue';
	this.enableKeyboardNavigation = true;
	this.allowMultipleRating = true;
	this.method = 'GET';
	this.postData = null;
	this.ratingValueElement = null;
	this.ratingValue = 0;
	this.saveUrl = null;
	this.hasFocus = null;
	this.rateHandler = null;

	//set all opts as properties on this object, overriding defaults
	Spry.Widget.Rating.setOptions(this, opts, true);

	this.stars = Spry.Widget.Rating.getElementsByClassName(this.element,this.starDefaultClass);
	
	if (this.stars.length == 0)
	{
		this.showError('No star elements in the container ' + (typeof element == 'string' ? element : ''));
		return;
	}

	//store rating value on each star
	for (var i=0; i < this.stars.length; i++)
		this.stars[i].starValue = i+1;
		
	if (this.saveUrl && this.postData)
		this.method = 'POST';

	//no element provided for initial value
	if(this.ratingValueElement)
	{
		this.ratingValueElement = this.getElement(this.ratingValueElement);
		this.ratingValue = parseFloat(this.ratingValueElement.getAttribute('value'));

		if (isNaN(this.ratingValue))
			this.ratingValue = 0;
	}

	//throw error if the number of stars is not at least 2
	if(this.stars.length < 2)
	{
		this.showError("The rating widget must have at least two stars!");
		return;
	}
	
	//throw error if ratingValue is greater than the number of stars
	if(this.ratingValue > this.stars.length)
	{
		this.showError("Rating initial value must not exceed the number of stars!");
		return;
	}

	//setup counter if requested
	if(this.counter)
	{
		this.updateCounter(this.ratingValue);
	}

	//color stars accordingly
	this.setValue(this.ratingValue); //don't try to update the linked input value
	
	//set default CSS class
	if(this.readOnly)
		this.setState('readonly');
	else
		this.setState('initial');

	//attach behaviors
	this.attachBehaviors();
};

//get current widget state
Spry.Widget.Rating.prototype.getState = function()
{
	return this.currentState;
};

//set container state: {initial|readonly|rated}
Spry.Widget.Rating.prototype.setState = function(state)
{
	var className;
	this.currentState = state;
		
	//ensure only the requested state is set		
	this.removeClassName(this.element,this.containerInitialClass);
	this.removeClassName(this.element,this.containerReadOnlyClass);
	this.removeClassName(this.element,this.containerRatedClass);
	
	switch(state)
	{
		case 'readonly': 
			className = this.containerReadOnlyClass; 
			break;
		case 'rated': 
			className = this.containerRatedClass;
			if (!this.allowMultipleRating)
			{
				this.addClassName(this.element,this.containerReadOnlyClass);
				state = 'readonly';
			}
			break;
		default:
			state = 'initial'; 
			className = this.containerInitialClass; 
			break;
	}

	this.addClassName(this.element,className);
};

Spry.Widget.Rating.prototype.removeMessage = function(className, when)
{
	switch(className)
	{
		case this.readOnlyErrClass:
		case this.containerRatedClass:
			if (!when)
				this.removeClassName(this.element,className);
			else
			{
				var self = this;
				setTimeout(function(){self.removeClassName(self.element, className);
					if (className == self.containerRatedClass && self.containerRatedClass != 'readonly'){
						//the container must have a state
						self.addClassName(self.element,self.containerInitialClass);
					}
				}, when);
			}		  
			break;
	}
};

Spry.Widget.Rating.prototype.attachBehaviors = function()
{
	//store event handlers here so we can detach them later
	this.event_handlers = [];

	// create event listeners for each star
	for(var j = 0; j < this.stars.length; j++)
	{
		var self = this;
		var star = this.stars[j];

		this.event_handlers.push([star, "click", function(e){self.onRate(e || event); }]);
		if(!this.readOnly)
		{
			this.event_handlers.push([star, "mouseover", function(e){self.onFocus(e || event); }]);
			this.event_handlers.push([star, "mouseout", function(e){self.onBlur(e || event); }]);
		}
		this.enableKeyboardNavigation = (this.enableKeyboardNavigation && star.attributes.getNamedItem("tabindex"));
		if (this.enableKeyboardNavigation && !this.readOnly){
			this.event_handlers.push([star, "focus", function(e){self.onFocus(e || event); }]);
			this.event_handlers.push([star, "blur", function(e){self.onBlur(e || event); }]);
			this.event_handlers.push([star, "keydown", function(e){self.keyDown(e || event); }]);			
		}
	}

	//actually register handlers
	for (var i=0; i<this.event_handlers.length; i++)
		Spry.Widget.Rating.addEventListener(this.event_handlers[i][0], this.event_handlers[i][1], this.event_handlers[i][2], false);

	//onunload handler
	Spry.Widget.Rating.addEventListener(window, "unload", this.destroy, false);
};

//get current widget value
Spry.Widget.Rating.prototype.getValue = function()
{
	return this.ratingValue;
};

// set value for all stars in the widget and update the linked input if requested
Spry.Widget.Rating.prototype.setValue = function(rating)
{
	if(this.ratingValueElement)
		this.ratingValueElement.value = rating;

	this.ratingValue = rating;

	this.updateCounter(this.ratingValue);

	for (var j = 0; j < this.stars.length; j++)
	{
		this.resetClasses(this.stars[j]);

		if (rating >= 1)
		{
			this.addClassName(this.stars[j], this.starFullClass);
			rating--;
		}
		else if(rating >= 0.5 && rating < 1)
		{
			this.addClassName(this.stars[j], this.starHalfClass);
			rating = 0;
		}
		else
		{
			this.addClassName(this.stars[j], this.starEmptyClass);
		}
	}
};

//onmouseover event handler
Spry.Widget.Rating.prototype.onFocus = function(e)
{
	this.hasFocus = true;	
	if( this.currentState === 'readonly' || (this.currentState === 'rated' && !this.allowMultipleRating))
		return;

	var target = (e.target) ? e.target : e.srcElement;

	for (var k = 0; k <= target.starValue; k++)
		this.addClassName(this.stars[k-1], this.starHoverClass);

	this.updateCounter(k-1);
};

//onblur event handler
Spry.Widget.Rating.prototype.onBlur = function(e)
{
	this.hasFocus = false;
	if(this.currentState === 'readonly' || (this.currentState === 'rated' && !this.allowMultipleRating))
		return;

	var target = (e.target) ? e.target : e.srcElement;

	for(var k = 0; k <= target.starValue; k++)
		this.removeClassName(this.stars[k-1], this.starHoverClass);

	this.updateCounter(this.ratingValue);
};

// rating event handler
Spry.Widget.Rating.prototype.onRate = function(e)
{
	this.notifyObservers("onPreRate");
	
	if(this.currentState == 'rated' && !this.allowMultipleRating)
		return;
	
	// if in readonly print an error
	// this message can be deleted later via an observer
	if(this.currentState == 'readonly')
	{
		this.removeClassName(this.element,this.containerRatedClass);
		this.addClassName(this.element,this.readOnlyErrClass);
		return;
	}
	
	this.setState('rated');

	var target = (e.target) ? e.target : e.srcElement;

	//set the rated value as the new widget value
	this.setValue(target.starValue);
	
	// call the callback functions in order (Spry, then user provided) 
	try{
		if(this.saveUrl)
			this.saveUrlHandler(target.starValue);
		if(typeof this.rateHandler=='function')
			this.rateHandler();
	}	
	catch(err){	
		this.showError(err);
	};

	this.notifyObservers("onPostRate");
};

//keydown event handler
Spry.Widget.Rating.prototype.keyDown = function(e)
{
	if(this.currentState == 'rated' && !this.allowMultipleRating)
		return;

	var key = e.keyCode;
	if (!this.hasFocus || (key != this.movePrevKeyCode && key != this.moveNextKeyCode && key != this.doRatingKeyCode))
		return true;
	
	var target = (e.target) ? e.target : e.srcElement;
	var j = target.starValue - 1;	//star position, 0-based

	switch(key)
	{
		case this.movePrevKeyCode:
			if(j > 0)
				this.stars[j-1].focus();
			break;
		case this.moveNextKeyCode:
			if(j < this.stars.length-1)
				this.stars[j+1].focus();
			break;
		case this.doRatingKeyCode:
			this.onRate(e);
			break;
		default: 
			break;
	}
	
	//stop further event handling by the browser
	return Spry.Widget.Rating.stopEvent(e);
};

//update rating counter innerHTML
Spry.Widget.Rating.prototype.updateCounter = function(val)
{
  if(this.counter)
  {    
	this.ratingCounter =  Spry.Widget.Rating.getElementsByClassName(this.element,this.counterClass)[0];
	this.ratingCounter.innerHTML = '[' + val + '/' + this.stars.length + ']';
  }
};

//save data - Spry provided
Spry.Widget.Rating.prototype.saveUrlHandler = function(val)
{
	//replace value into url / postdata, keep initial values for reuse
	this.newSaveUrl = this.saveUrl.replace(/@@ratingValue@@/,val);

	var opts = {};
	
	if(this.postData){
		this.newPostData = this.postData.replace(/@@ratingValue@@/,val);
		opts.headers = {"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8"};
		opts.postData = this.newPostData;	
	}

	var self = this;
	opts.errorCallback = function(req){self.onLoadError(req);};
	this.pendingRequest = Spry.Widget.Rating.loadURL(this.method, this.newSaveUrl, true, function(req){self.onLoadSuccess(req, val); }, opts);
};

//callback for success server operation
Spry.Widget.Rating.prototype.onLoadSuccess = function(req, val)
{
	this.notifyObservers("onServerUpdate", req);
		
	 //update myself with server value	
	if(this.afterRating == 'serverValue'){
		var returnVal = parseFloat(req.xhRequest.responseText);
		if (!isNaN(returnVal))
			this.setValue(returnVal);
	}
};

//callback for error server operation
Spry.Widget.Rating.prototype.onLoadError = function(req)
{
	this.notifyObservers("onServerError", req);
};

Spry.Widget.Rating.prototype.getElement = function(ele)
{
	if (ele && typeof ele == "string")
		return document.getElementById(ele);
	return ele;
};

Spry.Widget.Rating.prototype.destroy = function()
{
	if (this.event_handlers)
		for (var i=0; i<this.event_handlers.length; i++)
		{
			Spry.Widget.Rating.removeEventListener(this.event_handlers[i][0], this.event_handlers[i][1], this.event_handlers[i][2], false);
		}
	try { delete this.element; } catch(err) {}
	try { delete this.stars; } catch(err) {}
	try { delete this.counter; } catch(err) {}
	try { delete this.ratingValueElement; } catch(err) {}
	try { delete this.event_handlers; } catch(err) {}
};

/** CSS class manipulation
 *
 */
Spry.Widget.Rating.prototype.addClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Widget.Rating.prototype.removeClassName = function(ele, className)
{
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) == -1))
		return;
	ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Widget.Rating.prototype.resetClasses = function(el)
{
	var cls = [ this.starFullClass, this.starHalfClass, this.starEmptyClass, this.starHoverClass ];
	for (var i=0; i < cls.length; i++)
		this.removeClassName(el, cls[i]);
};

Spry.Widget.Rating.prototype.showError = function(msg)
{
	alert('Spry.Widget.Rating ERROR: ' + msg);
};

/**
 *  Common utility functions
*/

//add event listener
Spry.Widget.Rating.addEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (element.addEventListener)
			element.addEventListener(eventType, handler, capture);
		else if (element.attachEvent)
			element.attachEvent("on" + eventType, handler, capture);
	}
	catch (e){}
};

//remove event listener
Spry.Widget.Rating.removeEventListener = function(element, eventType, handler, capture)
{
	try
	{
		if (element.removeEventListener)
			element.removeEventListener(eventType, handler, capture);
		else if (element.detachEvent)
			element.detachEvent("on" + eventType, handler, capture);
	}
	catch (e){}
};

Spry.Widget.Rating.hasClassName = function(ele, className)
{
	if (typeof element == 'string')
		element = document.getElementById(element);
	if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1){
		return false;
			}
	return true;
};

Spry.Widget.Rating.getElementsByClassName = function(root, className)
{
  var results = [];
  var elements = root.getElementsByTagName("*");
  for (var i = 0; i < elements.length; i++){
	if (Spry.Widget.Rating.hasClassName(elements[i], className))    
	  results.push(elements[i]);
		}
  return results;
};

Spry.Widget.Rating.stopEvent = function(e)
{
	if (e.preventDefault) e.preventDefault();
	else e.returnValue = false;
	if (e.stopPropagation) e.stopPropagation();
	else e.cancelBubble = true;

	return false;
};

Spry.Widget.Rating.setOptions = function(obj, optionsObj, ignoreUndefinedProps)
{
	if (!optionsObj)
		return;

	for (var optionName in optionsObj)
	{
		if (ignoreUndefinedProps && optionsObj[optionName] == undefined)
			continue;
		obj[optionName] = optionsObj[optionName];
	}
};

//loadURL utility functions

Spry.Widget.Rating.msProgIDs = ["MSXML2.XMLHTTP.6.0", "MSXML2.XMLHTTP.3.0"];

Spry.Widget.Rating.createXMLHttpRequest = function()
{
	var req = null;
	try
	{
		// Try to use the ActiveX version of XMLHttpRequest. This will
		// allow developers to load file URLs in IE7 when running in the
		// local zone.
		if (window.ActiveXObject)
		{
			while (!req && Spry.Widget.Rating.msProgIDs.length)
			{
				try { req = new ActiveXObject(Spry.Widget.Rating.msProgIDs[0]); } catch (e){ req = null; }
				if (!req)
					Spry.Widget.Rating.msProgIDs.splice(0, 1);
			}
		}
		// We're either running in a non-IE browser, or we failed to
		// create the ActiveX version of the XMLHttpRequest object.
		// Try to use the native version of XMLHttpRequest if it exists.

		if (!req && window.XMLHttpRequest)
			req = new XMLHttpRequest();
	}
	catch (e){ req = null; }

	if (!req)
		Spry.Widget.Rating.prototype.showError("Failed to create an XMLHttpRequest object!" );		

	return req;
};

Spry.Widget.Rating.loadURL = function(method, url, async, callback, opts)
{
	var req = new Spry.Widget.Rating.loadURL.Request();
	req.method = method;
	req.url = url;
	req.async = async;
	req.successCallback = callback;
	Spry.Widget.Rating.setOptions(req, opts);

	try
	{
		req.xhRequest = Spry.Widget.Rating.createXMLHttpRequest();
		if (!req.xhRequest)
			return null;

		if (req.async)
			req.xhRequest.onreadystatechange = function(){ Spry.Widget.Rating.loadURL.callback(req); };

		req.xhRequest.open(req.method, req.url, req.async, req.username, req.password);

		if (req.headers)
		{
			for (var name in req.headers)
				req.xhRequest.setRequestHeader(name, req.headers[name]);
		}

		req.xhRequest.send(req.postData);

		if (!req.async)
			Spry.Widget.Rating.loadURL.callback(req);
	}
	catch(e)
	{
		if (req.errorCallback)
			req.errorCallback(req);
		else
			Spry.Widget.Rating.prototype.showError("Exception caught while loading " + url + ": " + e);
		req = null;
	}

	return req;
};

Spry.Widget.Rating.loadURL.callback = function(req)
{
	if (!req || req.xhRequest.readyState != 4)
		return;
	if (req.successCallback && (req.xhRequest.status == 200 || req.xhRequest.status == 0))
		req.successCallback(req);
	else if (req.errorCallback)
		req.errorCallback(req);
};

Spry.Widget.Rating.loadURL.Request = function()
{
	var props = Spry.Widget.Rating.loadURL.Request.props;
	var numProps = props.length;

	for (var i = 0; i < numProps; i++)
		this[props[i]] = null;


	this.method = "GET";
	this.async = true;
	this.headers = {};
};

Spry.Widget.Rating.loadURL.Request.props = [ "method", "url", "async", "username", "password", "postData", "successCallback", "errorCallback", "headers", "userData", "xhRequest" ];








// SpryHTMLPanel.js - version 0.4 - Spry Pre-Release 1.6.1
//
// Copyright (c) 2006. Adobe Systems Incorporated.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of Adobe Systems Incorporated nor the names of its
//     contributors may be used to endorse or promote products derived from this
//     software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

var Spry; if (!Spry) Spry = {}; if (!Spry.Widget) Spry.Widget = {};

Spry.Widget.HTMLPanel = function(ele, opts)
{
	Spry.Widget.HTMLPanel.Notifier.call(this);

	this.element = Spry.Widget.HTMLPanel.$(ele);

	// evalScripts controls whether or not we execute any script that is within
	// an HTML fragment we load into the panel's container. The default value for
	// this comes from our global flag, but users can override this setting for
	// a specific HTMLPanel instance with an evalScripts constructor option.

	this.evalScripts = Spry.Widget.HTMLPanel.evalScripts;

	// These class names are used to identify content *inside* the panel's container
	// when the panel is first created. If the HTMLPanel finds any elements
	// with these class names, it will remove the elements from the document
	// and tuck away their content. The HTMLPanel will then inject this content
	// back into the its container at the appropriate time.
	//
	// This gives the designer an option for specifying content they want shown
	// when the HTMLPanel is loading content or has encountered an error.

	this.loadingContentClass = "HTMLPanelLoadingContent";
	this.errorContentClass = "HTMLPanelErrorContent";

	this.loadingStateContent = "";
	this.errorStateContent = "";

	// These class names are placed on the panel's container whenever the HTMLPanel
	// loads content, or has encountered an error. This is an alternative to specifying
	// content to use during loading and error states. Instead, the designer would simply
	// define CSS rules that use these class names to alter the appearance of the panel's
	// container.

	this.loadingStateClass = "HTMLPanelLoading";
	this.errorStateClass = "HTMLPanelError";

	// The current request that is pending completion.

	this.pendingRequest = null;

	Spry.Widget.HTMLPanel.setOptions(this, opts);

	// Find any content within the panel's container that is supposed to be
	// used for the loading and error states.

	var elements = this.element.getElementsByTagName("*");
	var numElements = elements.length;

	var errorEle = null;
	var loadingEle = null;

	var d = document.createElement("div");

	for (var i = 0; i < numElements && (!loadingEle || !errorEle); i++)
	{
		var e = elements[i];
		if (Spry.Widget.HTMLPanel.hasClassName(e, this.loadingContentClass))
			loadingEle = e;
		if (Spry.Widget.HTMLPanel.hasClassName(e, this.errorContentClass))
			errorEle = e;
	}

	if (loadingEle)
		this.loadingStateContent = Spry.Widget.HTMLPanel.removeAndExtractContent(loadingEle, this.loadingContentClass);
	if (errorEle)
		this.errorStateContent = Spry.Widget.HTMLPanel.removeAndExtractContent(errorEle, this.errorContentClass);
};

// Global switch that decides whether or not HTMLPanels execute
// script embedded within HTML fragments, after the fragment is inserted
// into the DOM. If false, no HTMLPanel will execute any script embedded
// within an HTML fragment.

Spry.Widget.HTMLPanel.evalScripts = false;

Spry.Widget.HTMLPanel.Notifier = function()
{
	this.observers = [];
	this.suppressNotifications = 0;
};

Spry.Widget.HTMLPanel.Notifier.prototype.addObserver = function(observer)
{
	if (!observer)
		return;

	// Make sure the observer isn't already on the list.

	var len = this.observers.length;
	for (var i = 0; i < len; i++)
	{
		if (this.observers[i] == observer)
			return;
	}
	this.observers[len] = observer;
};

Spry.Widget.HTMLPanel.Notifier.prototype.removeObserver = function(observer)
{
	if (!observer)
		return;

	for (var i = 0; i < this.observers.length; i++)
	{
		if (this.observers[i] == observer)
		{
			this.observers.splice(i, 1);
			break;
		}
	}
};

Spry.Widget.HTMLPanel.Notifier.prototype.notifyObservers = function(methodName, data)
{
	if (!methodName)
		return;

	if (!this.suppressNotifications)
	{
		var len = this.observers.length;
		for (var i = 0; i < len; i++)
		{
			var obs = this.observers[i];
			if (obs)
			{
				if (typeof obs == "function")
					obs(methodName, this, data);
				else if (obs[methodName])
					obs[methodName](this, data);
			}
		}
	}
};

Spry.Widget.HTMLPanel.Notifier.prototype.enableNotifications = function()
{
	if (--this.suppressNotifications < 0)
	{
		this.suppressNotifications = 0;
		Spry.Debug.reportError("Unbalanced enableNotifications() call!\n");
	}
};

Spry.Widget.HTMLPanel.Notifier.prototype.disableNotifications = function()
{
	++this.suppressNotifications;
};

Spry.Widget.HTMLPanel.prototype = new Spry.Widget.HTMLPanel.Notifier();
Spry.Widget.HTMLPanel.prototype.constructor = Spry.Widget.HTMLPanel;

Spry.Widget.HTMLPanel.$ = function(ele)
{
	if (ele && typeof ele == "string")
		return document.getElementById(ele);
	return ele;
};

Spry.Widget.HTMLPanel.setOptions = function(dstObj, srcObj, ignoreUndefinedProps)
{
	if (srcObj)
	{
		for (var optionName in srcObj)
		{
			if (ignoreUndefinedProps && srcObj[optionName] == undefined)
				continue;
			dstObj[optionName] = srcObj[optionName];
		}
	}
};

Spry.Widget.HTMLPanel.addClassName = function(ele, className)
{
	ele = Spry.Widget.HTMLPanel.$(ele);
	if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
		return;
	ele.className += (ele.className ? " " : "") + className;
};

Spry.Widget.HTMLPanel.removeClassName = function(ele, className)
{
	ele = Spry.Widget.HTMLPanel.$(ele);
	if (Spry.Widget.HTMLPanel.hasClassName(ele, className))
		ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
};

Spry.Widget.HTMLPanel.hasClassName = function(ele, className)
{
	ele = Spry.Widget.HTMLPanel.$(ele);
	if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1)
		return false;
	return true;
};

Spry.Widget.HTMLPanel.removeAndExtractContent = function(ele, className)
{
	var d = document.createElement("div");
	if (ele)
	{
		d.appendChild(ele);
		if (className)
			Spry.Widget.HTMLPanel.removeClassName(ele, className);
	}
	return d.innerHTML;
};

Spry.Widget.HTMLPanel.findNodeById = function(id, node)
{
	if (node && node.nodeType == 1 /* NODE.ELEMENT_NODE */)
	{
		if (node.id == id)
			return node;
		var child = node.firstChild;
		while (child)
		{
			var result = Spry.Widget.HTMLPanel.findNodeById(id, child);
			if (result)
				return result;
			child = child.nextSibling;
		}
	}
	return null;
};

Spry.Widget.HTMLPanel.disableSrcReferences = function (source)
{
	if (source)
		source = source.replace(/<(img|script|link|frame|iframe|input)([^>]+)>/gi, function(a,b,c) {
				// b=tag name, c=tag attributes
				return '<' + b + c.replace(/\b(src|href)\s*=/gi, function(a, b) {
					// b=attribute name
					return 'spry_'+ b + '=';
				}) + '>';
			});
	return source;
};

Spry.Widget.HTMLPanel.enableSrcReferences = function (source)
{
	source = source.replace(/<(img|script|link|frame|iframe|input)([^>]+)>/gi, function(a,b,c) {
			// b=tag name, c=tag attributes
			return '<' + b + c.replace(/\bspry_(src|href)\s*=/gi, function(a, b) {
				// b=attribute name
				return b + '=';
			}) + '>';
		});
	return source;
};

Spry.Widget.HTMLPanel.getFragByID = function(id, contentStr)
{
	var frag = Spry.Widget.HTMLPanel.disableSrcReferences(contentStr);
	var div = document.createElement("div");
	div.innerHTML = frag;

	frag = "";
	var node = Spry.Widget.HTMLPanel.findNodeById(id, div);
	if (node)
		frag = node.innerHTML;

	return Spry.Widget.HTMLPanel.enableSrcReferences(frag);
};

Spry.Widget.HTMLPanel.prototype.setContent = function(contentStr, id)
{
	var data = { content: contentStr, id: id };
	this.notifyObservers("onPreUpdate", data);

	// Observers are allowed to modify the data. Make sure
	// the fragment and id we use are from the data that was
	// past to our observers.

	contentStr = data.content;
	id = data.id;

	// If we have a valid id, extract the markup underneath
	// the element with that id from our html fragment.

	if (typeof id != "undefined")
		contentStr = Spry.Widget.HTMLPanel.getFragByID(id, contentStr);

	// Slam the html fragment into the DOM.

	Spry.Widget.HTMLPanel.setInnerHTML(this.element, contentStr, !this.evalScripts);

	this.removeStateClasses();

	this.notifyObservers("onPostUpdate", data);
};

Spry.Widget.HTMLPanel.prototype.loadContent = function(url, opts)
{
	if (!this.element)
		return;

	this.cancelLoad();

	if (!opts)
		opts = new Object;

	opts.url  = opts.url ? opts.url : url;
	opts.method = opts.method ? opts.method : "GET";
	opts.async  = opts.async ? opts.async : true;
	opts.id  = opts.id ? opts.id : undefined;

	var self = this;
	opts.errorCallback = function(req) { self.onLoadError(req); };

	this.notifyObservers("onPreLoad", opts);

	if (this.loadingStateContent)
		this.setContent(this.loadingStateContent);

	Spry.Widget.HTMLPanel.addClassName(this.element, this.loadingStateClass);
	this.pendingRequest = Spry.Widget.HTMLPanel.loadURL(opts.method, opts.url, opts.async, function(req){ self.onLoadSuccessful(req); }, opts);
};

Spry.Widget.HTMLPanel.prototype.cancelLoad = function()
{
	try
	{
		if (this.pendingRequest && this.pendingRequest.xhRequest)
		{
			var xhr = this.pendingRequest.xhRequest;
			if (xhr.abort)
				xhr.abort();
			xhr.onreadystatechange = null;
			this.notifyObservers("onLoadCancelled", this.pendingRequest);
		}
	}
	catch(e) {}
	this.pendingRequest = null;
};

Spry.Widget.HTMLPanel.prototype.removeStateClasses = function()
{
	Spry.Widget.HTMLPanel.removeClassName(this.element, this.loadingStateClass);
	Spry.Widget.HTMLPanel.removeClassName(this.element, this.errorStateClass);
};

Spry.Widget.HTMLPanel.prototype.onLoadSuccessful = function(req)
{
	this.notifyObservers("onPostLoad", req);
	this.setContent(req.xhRequest.responseText, req.id);
	this.pendingRequest = null;
};

Spry.Widget.HTMLPanel.prototype.onLoadError = function(req)
{
	this.notifyObservers("onLoadError", req);
	if (this.errorStateContent)
		this.setContent(this.errorStateContent);
	Spry.Widget.HTMLPanel.addClassName(this.element, this.errorStateClass);
	this.pendingRequest = null;
};

Spry.Widget.HTMLPanel.msProgIDs = ["MSXML2.XMLHTTP.6.0", "MSXML2.XMLHTTP.3.0"];

Spry.Widget.HTMLPanel.createXMLHttpRequest = function()
{
	var req = null;
	if (window.ActiveXObject)
	{
		while (!req && Spry.Widget.HTMLPanel.msProgIDs.length)
		{
			try { req = new ActiveXObject(Spry.Widget.HTMLPanel.msProgIDs[0]); } catch (e) { req = null; }
			if (!req)
				Spry.Widget.HTMLPanel.msProgIDs.splice(0, 1);
		}
	}
	if (!req && window.XMLHttpRequest) { try { req = new XMLHttpRequest(); } catch (e) { req = null; } }
	return req;
};

Spry.Widget.HTMLPanel.loadURL = function(method, url, async, callback, opts)
{
	var req = new Object;
	req.method = method;
	req.url = url;
	req.async = async;
	req.successCallback = callback;

	Spry.Widget.HTMLPanel.setOptions(req, opts);

	try
	{
		req.xhRequest = Spry.Widget.HTMLPanel.createXMLHttpRequest();
		if (!req.xhRequest)
			return null;

		if (req.async)
			req.xhRequest.onreadystatechange = function() { Spry.Widget.HTMLPanel.loadURL.callback(req); };

		req.xhRequest.open(method, req.url, req.async, req.username, req.password);

		if (req.headers)
		{
			for (var name in req.headers)
				req.xhRequest.setRequestHeader(name, req.headers[name]);
		}

		req.xhRequest.send(req.postData);

		if (!req.async)
			Spry.Widget.HTMLPanel.loadURL.callback(req);
	}
	catch(e) { if (req.errorCallback) req.errorCallback(req); req = null; }

	return req;
};

Spry.Widget.HTMLPanel.loadURL.callback = function(req)
{
	if (!req || req.xhRequest.readyState != 4)
		return;
	if (req.successCallback && (req.xhRequest.status == 200 || req.xhRequest.status == 0))
		req.successCallback(req);
	else if (req.errorCallback)
		req.errorCallback(req);
};

Spry.Widget.HTMLPanel.eval = function(str) { return eval(str); };

Spry.Widget.HTMLPanel.setInnerHTML = function(ele, str, preventScripts)
{
	if (!ele)
		return;
	if (!str) str = "";
	ele = Spry.Widget.HTMLPanel.$(ele);
	var scriptExpr = "<script[^>]*>(.|\s|\n|\r)*?</script>";
	ele.innerHTML = str.replace(new RegExp(scriptExpr, "img"), "");

	if (preventScripts)
		return;

	var matches = str.match(new RegExp(scriptExpr, "img"));
	if (matches)
	{
		var numMatches = matches.length;
		for (var i = 0; i < numMatches; i++)
		{
			var s = matches[i].replace(/<script[^>]*>[\s\r\n]*(<\!--)?|(-->)?[\s\r\n]*<\/script>/img, "");
			Spry.Widget.HTMLPanel.eval(s);
		}
	}
};