// SpryData.js - version 0.41 - Spry Pre-Release 1.6
//
// Copyright (c) 2006. Adobe Systems Incorporated.
// All rights reserved.

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


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

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

Spry.Utils.createXMLHttpRequest = function()
{
	var req = null;
	try
	{

		if (window.ActiveXObject)
		{
			while (!req && Spry.Utils.msProgIDs.length)
			{
				try { req = new ActiveXObject(Spry.Utils.msProgIDs[0]); } catch (e) { req = null; }
				if (!req)
					Spry.Utils.msProgIDs.splice(0, 1);
			}
		}

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

	if (!req)
		Spry.Debug.reportError("Failed to create an XMLHttpRequest object!" );

	return req;
};

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

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

		if (req.async)
			req.xhRequest.onreadystatechange = function() { Spry.Utils.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.Utils.loadURL.callback(req);
	}
	catch(e)
	{
		if (req.errorCallback)
			req.errorCallback(req);
		else
			Spry.Debug.reportError("Exception caught while loading " + url + ": " + e);
		req = null;
	}

	return req;
};

Spry.Utils.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.Utils.loadURL.Request = function()
{
	var props = Spry.Utils.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.Utils.loadURL.Request.props = [ "method", "url", "async", "username", "password", "postData", "successCallback", "errorCallback", "headers", "userData", "xhRequest" ];

Spry.Utils.loadURL.Request.prototype.extractRequestOptions = function(opts, undefineRequestProps)
{
	if (!opts)
		return;

	var props = Spry.Utils.loadURL.Request.props;
	var numProps = props.length;

	for (var i = 0; i < numProps; i++)
	{
		var prop = props[i];
		if (opts[prop] != undefined)
		{
			this[prop] = opts[prop];
			if (undefineRequestProps)
				opts[prop] = undefined;
		}
	}
};

Spry.Utils.loadURL.Request.prototype.clone = function()
{
	var props = Spry.Utils.loadURL.Request.props;
	var numProps = props.length;
	var req = new Spry.Utils.loadURL.Request;
	for (var i = 0; i < numProps; i++)
		req[props[i]] = this[props[i]];
	if (this.headers)
	{
		req.headers = {};
		Spry.Utils.setOptions(req.headers, this.headers);
	}
	return req;
};

Spry.Utils.setInnerHTML = function(ele, str, preventScripts)
{
	if (!ele)
		return;
	ele = Spry.$(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.Utils.eval(s);
		}
	}
};

Spry.Utils.updateContent = function (ele, url, finishFunc, opts)
{
	Spry.Utils.loadURL("GET", url, true, function(req)
	{
		Spry.Utils.setInnerHTML(ele, req.xhRequest.responseText);
		if (finishFunc)
			finishFunc(ele, url);
	}, opts);
};

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

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.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 (!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.$ = 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;
};
} 

Spry.Utils.eval = function(str)
{

	return eval(str);
};

Spry.Utils.escapeQuotesAndLineBreaks = function(str)
{
	if (str)
	{
		str = str.replace(/\\/g, "\\\\");
		str = str.replace(/["']/g, "\\$&");
		str = str.replace(/\n/g, "\\n");
		str = str.replace(/\r/g, "\\r");
	}
	return str;
};

Spry.Utils.encodeEntities = function(str)
{
	if (str && str.search(/[&<>"]/) != -1)
	{
		str = str.replace(/&/g, "&amp;");
		str = str.replace(/</g, "&lt;");
		str = str.replace(/>/g, "&gt;");
		str = str.replace(/"/g, "&quot;");
	}
	return str
};

Spry.Utils.decodeEntities = function(str)
{
	var d = Spry.Utils.decodeEntities.div;
	if (!d)
	{
		d = document.createElement('div');
		Spry.Utils.decodeEntities.div = d;
		if (!d) return str;
	}
	d.innerHTML = str;
	if (d.childNodes.length == 1 && d.firstChild.nodeType == 3 /* Node.TEXT_NODE */ && d.firstChild.nextSibling == null)
		str = d.firstChild.data;
	else
	{

		str = str.replace(/&lt;/gi, "<");
		str = str.replace(/&gt;/gi, ">");
		str = str.replace(/&quot;/gi, "\"");
		str = str.replace(/&amp;/gi, "&");
	}
	return str;
};

Spry.Utils.fixupIETagAttributes = function(inStr)
{
	var outStr = "";

	var tagStart = inStr.match(/^<[^\s>]+\s*/)[0];
	var tagEnd = inStr.match(/\s*\/?>$/)[0];
	var tagAttrs = inStr.replace(/^<[^\s>]+\s*|\s*\/?>/g, "");

	outStr += tagStart;

	if (tagAttrs)
	{
		var startIndex = 0;
		var endIndex = 0;

		while (startIndex < tagAttrs.length)
		{

			while (tagAttrs.charAt(endIndex) != '=' && endIndex < tagAttrs.length)
				++endIndex;

			if (endIndex >= tagAttrs.length)
			{
				outStr += tagAttrs.substring(startIndex, endIndex);
				break;
			}
			
			++endIndex;
			outStr += tagAttrs.substring(startIndex, endIndex);
			startIndex = endIndex;

			if (tagAttrs.charAt(endIndex) == '"' || tagAttrs.charAt(endIndex) == "'")
			{
				var savedIndex = endIndex++;
				while (endIndex < tagAttrs.length)
				{
					if (tagAttrs.charAt(endIndex) == tagAttrs.charAt(savedIndex))
					{
						endIndex++;
						break;
					}
					else if (tagAttrs.charAt(endIndex) == "\\")
						endIndex++;
					endIndex++;
				}

				outStr += tagAttrs.substring(startIndex, endIndex);
				startIndex = endIndex;
			}
			else
			{

				outStr += "\"";

				var sIndex = tagAttrs.slice(endIndex).search(/\s/);
				endIndex = (sIndex != -1) ? (endIndex + sIndex) : tagAttrs.length;
				outStr += tagAttrs.slice(startIndex, endIndex);
				outStr += "\"";
				startIndex = endIndex;
			}
		}
	}

	outStr += tagEnd;

	return outStr;
};

Spry.Utils.fixUpIEInnerHTML = function(inStr)
{
	var outStr = "";


	var regexp = new RegExp("<\\!--|<\\!\\[CDATA\\[|<\\w+[^<>]*>|-->|\\]\\](>|\&gt;)", "g");
	var searchStartIndex = 0;
	var skipFixUp = 0;

	while (inStr.length)
	{
		var results = regexp.exec(inStr);
		if (!results || !results[0])
		{
			outStr += inStr.substr(searchStartIndex, inStr.length - searchStartIndex);
			break;
		}

		if (results.index != searchStartIndex)
		{

			outStr += inStr.substr(searchStartIndex, results.index - searchStartIndex);
		}

		if (results[0] == "<!--" || results[0] == "<![CDATA[")
		{
			++skipFixUp;
			outStr += results[0];
		}
		else if (results[0] == "-->" || results[0] == "]]>" || (skipFixUp && results[0] == "]]&gt;"))
		{
			--skipFixUp;
			outStr += results[0];
		}
		else if (!skipFixUp && results[0].charAt(0) == '<')
			outStr += Spry.Utils.fixupIETagAttributes(results[0]);
		else
			outStr += results[0];

		searchStartIndex = regexp.lastIndex;
	}

	return outStr;
};

Spry.Utils.stringToXMLDoc = function(str)
{
	var xmlDoc = null;

	try
	{

		var xmlDOMObj = new ActiveXObject("Microsoft.XMLDOM");
		xmlDOMObj.async = false;
		xmlDOMObj.loadXML(str);
		xmlDoc = xmlDOMObj;
	}
	catch (e)
	{

		try
		{
			var domParser = new DOMParser;
			xmlDoc = domParser.parseFromString(str, 'text/xml');
		}
		catch (e)
		{
			Spry.Debug.reportError("Caught exception in Spry.Utils.stringToXMLDoc(): " + e + "\n");
			xmlDoc = null;
		}
	}

	return xmlDoc;
};

Spry.Utils.serializeObject = function(obj)
{

	var str = "";
	var firstItem = true;

	if (obj == null || obj == undefined)
		return str + obj;

	var objType = typeof obj;

	if (objType == "number" || objType == "boolean")
		str += obj;
	else if (objType == "string")
		str += "\"" + Spry.Utils.escapeQuotesAndLineBreaks(obj) + "\"";
	else if (obj.constructor == Array)
	{
		str += "[";
		for (var i = 0; i < obj.length; i++)
		{
			if (!firstItem)
				str += ", ";
			str += Spry.Utils.serializeObject(obj[i]);
			firstItem = false;
		}
		str += "]";
	}
	else if (objType == "object")
	{
		str += "{";
		for (var p in obj)
		{
			if (!firstItem)
				str += ", ";
			str += "\"" + p + "\": " + Spry.Utils.serializeObject(obj[p]);
			firstItem = false;
		}
		str += "}";
	}
	return str;
};

Spry.Utils.getNodesByFunc = function(root, func)
{
	var nodeStack = new Array;
	var resultArr = new Array;
	var node = root;

	while (node)
	{
		if (func(node))
			resultArr.push(node);

		if (node.hasChildNodes())
		{
			nodeStack.push(node);
			node = node.firstChild;
		}
		else
		{
			if (node == root)
				node = null;
			else
				try { node = node.nextSibling; } catch (e) { node = null; };
		}

		while (!node && nodeStack.length > 0)
		{
			node = nodeStack.pop();
			if (node == root)
				node = null;
			else
				try { node = node.nextSibling; } catch (e) { node = null; }
		}
	}

	if (nodeStack && nodeStack.length > 0)
		Spry.Debug.trace("-- WARNING: Spry.Utils.getNodesByFunc() failed to traverse all nodes!\n");

	return resultArr;
};


Spry.Utils.getFirstChildWithNodeName = function(node, nodeName)
{
	var child = node.firstChild;

	while (child)
	{
		if (child.nodeName == nodeName)
			return child;
		child = child.nextSibling;
	}

	return null;
};

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

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

Spry.Utils.SelectionManager = {};
Spry.Utils.SelectionManager.selectionGroups = new Object;

Spry.Utils.SelectionManager.SelectionGroup = function()
{
	this.selectedElements = new Array;
};

Spry.Utils.SelectionManager.SelectionGroup.prototype.select = function(element, className, multiSelect)
{
	var selObj = null;

	if (!multiSelect)
	{

		this.clearSelection();
	}
	else
	{

		for (var i = 0; i < this.selectedElements.length; i++)
		{
			selObj = this.selectedElements[i].element;

			if (selObj.element == element)
			{
				if (selObj.className != className)
				{
					Spry.Utils.removeClassName(element, selObj.className);
					Spry.Utils.addClassName(element, className);
				}
				return;
			}
		}
	}

	selObj = new Object;
	selObj.element = element;
	selObj.className = className;
	this.selectedElements.push(selObj);
	Spry.Utils.addClassName(element, className);
};

Spry.Utils.SelectionManager.SelectionGroup.prototype.unSelect = function(element)
{
	for (var i = 0; i < this.selectedElements.length; i++)
	{
		var selObj = this.selectedElements[i].element;

		if (selObj.element == element)
		{
			Spry.Utils.removeClassName(selObj.element, selObj.className);
			return;
		}
	}
};

Spry.Utils.SelectionManager.SelectionGroup.prototype.clearSelection = function()
{
	var selObj = null;

	do
	{
		selObj = this.selectedElements.shift();
		if (selObj)
			Spry.Utils.removeClassName(selObj.element, selObj.className);
	}
	while (selObj);
};

Spry.Utils.SelectionManager.getSelectionGroup = function(selectionGroupName)
{
	if (!selectionGroupName)
		return null;

	var groupObj = Spry.Utils.SelectionManager.selectionGroups[selectionGroupName];

	if (!groupObj)
	{
		groupObj = new Spry.Utils.SelectionManager.SelectionGroup();
		Spry.Utils.SelectionManager.selectionGroups[selectionGroupName] = groupObj;
	}

	return groupObj;
};

Spry.Utils.SelectionManager.select = function(selectionGroupName, element, className, multiSelect)
{
	var groupObj = Spry.Utils.SelectionManager.getSelectionGroup(selectionGroupName);

	if (!groupObj)
		return;

	groupObj.select(element, className, multiSelect);
};

Spry.Utils.SelectionManager.unSelect = function(selectionGroupName, element)
{
	var groupObj = Spry.Utils.SelectionManager.getSelectionGroup(selectionGroupName);

	if (!groupObj)
		return;

	groupObj.unSelect(element, className);
};

Spry.Utils.SelectionManager.clearSelection = function(selectionGroupName)
{
	var groupObj = Spry.Utils.SelectionManager.getSelectionGroup(selectionGroupName);

	if (!groupObj)
		return;

	groupObj.clearSelection();
};

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

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


	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.Debug.reportError("Unbalanced enableNotifications() call!\n");
	}
};

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

Spry.Debug = {};
Spry.Debug.enableTrace = true;
Spry.Debug.debugWindow = null;
Spry.Debug.onloadDidFire = false;

Spry.Utils.addLoadListener(function() { Spry.Debug.onloadDidFire = true; Spry.Debug.flushQueuedMessages(); });

Spry.Debug.flushQueuedMessages = function()
{
	if (Spry.Debug.flushQueuedMessages.msgs)
	{
		var msgs = Spry.Debug.flushQueuedMessages.msgs;
		for (var i = 0; i < msgs.length; i++)
			Spry.Debug.debugOut(msgs[i].msg, msgs[i].color);
		Spry.Debug.flushQueuedMessages.msgs = null;
	}
};

Spry.Debug.createDebugWindow = function()
{
	if (!Spry.Debug.enableTrace || Spry.Debug.debugWindow || !Spry.Debug.onloadDidFire)
		return;
	try
	{
		Spry.Debug.debugWindow = document.createElement("div");
		var div = Spry.Debug.debugWindow;
		div.style.fontSize = "12px";
		div.style.fontFamily = "console";
		div.style.position = "absolute";
		div.style.width = "400px";
		div.style.height = "300px";
		div.style.overflow = "auto";
		div.style.border = "solid 1px black";
		div.style.backgroundColor = "white";
		div.style.color = "black";
		div.style.bottom = "0px";
		div.style.right = "0px";

		div.setAttribute("id", "SpryDebugWindow");
		document.body.appendChild(Spry.Debug.debugWindow);
	}
	catch (e) {}
};

Spry.Debug.debugOut = function(str, bgColor)
{
	if (!Spry.Debug.debugWindow)
	{
		Spry.Debug.createDebugWindow();
		if (!Spry.Debug.debugWindow)
		{
			if (!Spry.Debug.flushQueuedMessages.msgs)
				Spry.Debug.flushQueuedMessages.msgs = new Array;
			Spry.Debug.flushQueuedMessages.msgs.push({msg: str, color: bgColor});
			return;
		}
	}

	var d = document.createElement("div");
	if (bgColor)
		d.style.backgroundColor = bgColor;
	d.innerHTML = str;
	Spry.Debug.debugWindow.appendChild(d);
};

Spry.Debug.trace = function(str)
{
	Spry.Debug.debugOut(str);
};

Spry.Debug.reportError = function(str)
{
	Spry.Debug.debugOut(str, "red");
};


Spry.Data = {};
Spry.Data.regionsArray = {};
Spry.Data.initRegionsOnLoad = true;

Spry.Data.initRegions = function(rootNode)
{
	rootNode = rootNode ? Spry.$(rootNode) : document.body;

	var lastRegionFound = null;

	var regions = Spry.Utils.getNodesByFunc(rootNode, function(node)
	{
		try
		{
			if (node.nodeType != 1 /* Node.ELEMENT_NODE */)
				return false;


			var attrName = "spry:region";
			var attr = node.attributes.getNamedItem(attrName);
			if (!attr)
			{
				attrName = "spry:detailregion";
				attr = node.attributes.getNamedItem(attrName);
			}
			if (attr)
			{
				if (lastRegionFound)
				{
					var parent = node.parentNode;
					while (parent)
					{
						if (parent == lastRegionFound)
						{
							Spry.Debug.reportError("Found a nested " + attrName + " in the following markup. Nested regions are currently not supported.<br/><pre>" + Spry.Utils.encodeEntities(parent.innerHTML) + "</pre>");
							return false;
						}
						parent = parent.parentNode;
					}
				}

				if (attr.value)
				{
					attr = node.attributes.getNamedItem("id");
					if (!attr || !attr.value)
					{
						node.setAttribute("id", "spryregion" + (++Spry.Data.initRegions.nextUniqueRegionID));
					}

					lastRegionFound = node;
					return true;
				}
				else
					Spry.Debug.reportError(attrName + " attributes require one or more data set names as values!");
			}
		}
		catch(e) {}
		return false;
	});

	var name, dataSets, i;
	var newRegions = [];

	for (i = 0; i < regions.length; i++)
	{
		var rgn = regions[i];

		var isDetailRegion = false;

		name = rgn.attributes.getNamedItem("id").value;

		attr = rgn.attributes.getNamedItem("spry:region");
		if (!attr)
		{
			attr = rgn.attributes.getNamedItem("spry:detailregion");
			isDetailRegion = true;
		}

		if (!attr.value)
		{
			Spry.Debug.reportError("spry:region and spry:detailregion attributes require one or more data set names as values!");
			continue;
		}

		rgn.attributes.removeNamedItem(attr.nodeName);

		Spry.Utils.removeClassName(rgn, Spry.Data.Region.hiddenRegionClassName);

		dataSets = Spry.Data.Region.strToDataSetsArray(attr.value);

		if (!dataSets.length)
		{
			Spry.Debug.reportError("spry:region or spry:detailregion attribute has no data set!");
			continue;
		}

		var hasBehaviorAttributes = false;
		var hasSpryContent = false;
		var dataStr = "";

		var parent = null;
		var regionStates = {};
		var regionStateMap = {};


		attr = rgn.attributes.getNamedItem("spry:readystate");
		if (attr && attr.value)
			regionStateMap["ready"] = attr.value;
		attr = rgn.attributes.getNamedItem("spry:errorstate");
		if (attr && attr.value)
			regionStateMap["error"] = attr.value;
		attr = rgn.attributes.getNamedItem("spry:loadingstate");
		if (attr && attr.value)
			regionStateMap["loading"] = attr.value;
		attr = rgn.attributes.getNamedItem("spry:expiredstate");
		if (attr && attr.value)
			regionStateMap["expired"] = attr.value;


		var piRegions = Spry.Utils.getNodesByFunc(rgn, function(node)
		{
			try
			{
				if (node.nodeType == 1 /* ELEMENT_NODE */)
				{
					var attributes = node.attributes;
					var numPI = Spry.Data.Region.PI.orderedInstructions.length;
					var lastStartComment = null;
					var lastEndComment = null;

					for (var i = 0; i < numPI; i++)
					{
						var piName = Spry.Data.Region.PI.orderedInstructions[i];
						var attr = attributes.getNamedItem(piName);
						if (!attr)
							continue;

						var piDesc = Spry.Data.Region.PI.instructions[piName];
						var childrenOnly = (node == rgn) ? true : piDesc.childrenOnly;
						var openTag = piDesc.getOpenTag(node, piName);
						var closeTag = piDesc.getCloseTag(node, piName);

						if (childrenOnly)
						{
								var oComment = document.createComment(openTag);
								var cComment = document.createComment(closeTag);

								if (!lastStartComment)
									node.insertBefore(oComment, node.firstChild);
								else
									node.insertBefore(oComment, lastStartComment.nextSibling);
								lastStartComment = oComment;

								if (!lastEndComment)
									node.appendChild(cComment);
								else
									node.insertBefore(cComment, lastEndComment);
								lastEndComment = cComment;
						}
						else
						{
							var parent = node.parentNode;
							parent.insertBefore(document.createComment(openTag), node);
							parent.insertBefore(document.createComment(closeTag), node.nextSibling);
						}


						if (piName == "spry:state")
							regionStates[attr.value] = true;

						node.removeAttribute(piName);
					}

					if (Spry.Data.Region.enableBehaviorAttributes)
					{
						var bAttrs = Spry.Data.Region.behaviorAttrs;
						for (var behaviorAttrName in bAttrs)
						{
							var bAttr = attributes.getNamedItem(behaviorAttrName);
							if (bAttr)
							{
								hasBehaviorAttributes = true;
								if (bAttrs[behaviorAttrName].setup)
									bAttrs[behaviorAttrName].setup(node, bAttr.value);
							}
						}
					}
				}
			}
			catch(e) {}
			return false;
		});

		dataStr = rgn.innerHTML;


		if (window.ActiveXObject && !Spry.Data.Region.disableIEInnerHTMLFixUp && dataStr.search(/=\{/) != -1)
		{
			if (Spry.Data.Region.debug)
				Spry.Debug.trace("<hr />Performing IE innerHTML fix up of Region: " + name + "<br /><br />" + Spry.Utils.encodeEntities(dataStr));

			dataStr = Spry.Utils.fixUpIEInnerHTML(dataStr);
		}

		if (Spry.Data.Region.debug)
			Spry.Debug.trace("<hr />Region template markup for '" + name + "':<br /><br />" + Spry.Utils.encodeEntities(dataStr));

		if (!hasSpryContent)
		{

			rgn.innerHTML = "";
		}


		var region = new Spry.Data.Region(rgn, name, isDetailRegion, dataStr, dataSets, regionStates, regionStateMap, hasBehaviorAttributes);
		Spry.Data.regionsArray[region.name] = region;
		newRegions.push(region);
	}

	for (var i = 0; i < newRegions.length; i++)
		newRegions[i].updateContent();
};

Spry.Data.initRegions.nextUniqueRegionID = 0;

Spry.Data.updateRegion = function(regionName)
{
	if (!regionName || !Spry.Data.regionsArray || !Spry.Data.regionsArray[regionName])
		return;

	try { Spry.Data.regionsArray[regionName].updateContent(); }
	catch(e) { Spry.Debug.reportError("Spry.Data.updateRegion(" + regionName + ") caught an exception: " + e + "\n"); }
};

Spry.Data.getRegion = function(regionName)
{
	return Spry.Data.regionsArray[regionName];
};


Spry.Data.updateAllRegions = function()
{
	if (!Spry.Data.regionsArray)
		return;

	for (var regionName in Spry.Data.regionsArray)
		Spry.Data.updateRegion(regionName);
};

Spry.Data.getDataSetByName = function(dataSetName)
{


	var ds = window[dataSetName];
	if (typeof ds != "object" || !ds.getData || !ds.filter)
		return null;
	return ds;
};


Spry.Data.DataSet = function(options)
{
	Spry.Utils.Notifier.call(this);

	this.name = "";
	this.internalID = Spry.Data.DataSet.nextDataSetID++;
	this.curRowID = 0;
	this.data = [];
	this.unfilteredData = null;
	this.dataHash = {};
	this.columnTypes = {};
	this.filterFunc = null;		
	this.filterDataFunc = null;	
	this.distinctOnLoad = false;
	this.distinctFieldsOnLoad = null;
	this.sortOnLoad = null;
	this.sortOrderOnLoad = "ascending";
	this.keepSorted = false;

	this.dataWasLoaded = false;
	this.pendingRequest = null;

	this.lastSortColumns = [];
	this.lastSortOrder = "";

	this.loadIntervalID = 0;

	Spry.Utils.setOptions(this, options);
};

Spry.Data.DataSet.prototype = new Spry.Utils.Notifier();
Spry.Data.DataSet.prototype.constructor = Spry.Data.DataSet;

Spry.Data.DataSet.prototype.getData = function(unfiltered)
{
	return (unfiltered && this.unfilteredData) ? this.unfilteredData : this.data;
};

Spry.Data.DataSet.prototype.getUnfilteredData = function()
{

	return this.getData(true);
};

Spry.Data.DataSet.prototype.getLoadDataRequestIsPending = function()
{
	return this.pendingRequest != null;
};

Spry.Data.DataSet.prototype.getDataWasLoaded = function()
{
	return this.dataWasLoaded;
};

Spry.Data.DataSet.prototype.setDataFromArray = function(arr, fireSyncLoad)
{
	this.notifyObservers("onPreLoad");

	this.unfilteredData = null;
	this.filteredData = null;
	this.data = [];
	this.dataHash = {};

	var arrLen = arr.length;

	for (var i = 0; i < arrLen; i++)
	{
		var row = arr[i];
		if (row.ds_RowID == undefined)
			row.ds_RowID = i;
		this.dataHash[row.ds_RowID] = row;
		this.data.push(row);
	}

	this.loadData(fireSyncLoad);
};

Spry.Data.DataSet.prototype.loadData = function(syncLoad)
{


	var self = this;

	this.pendingRequest = new Object;
	this.dataWasLoaded = false;

	var loadCallbackFunc = function()
	{
		self.pendingRequest = null;
		self.dataWasLoaded = true;

		self.applyColumnTypes();

		self.disableNotifications();
		self.filterAndSortData();
		self.enableNotifications();

		self.notifyObservers("onPostLoad");
		self.notifyObservers("onDataChanged");
	};

	if (syncLoad)
		loadCallbackFunc();
	else
		this.pendingRequest.timer = setTimeout(loadCallbackFunc, 0);
};


Spry.Data.DataSet.prototype.filterAndSortData = function()
{
	

	if (this.filterDataFunc)
		this.filterData(this.filterDataFunc, true);


	if (this.distinctOnLoad)
		this.distinct(this.distinctFieldsOnLoad);


	if (this.keepSorted && this.getSortColumn())
		this.sort(this.lastSortColumns, this.lastSortOrder);
	else if (this.sortOnLoad)
		this.sort(this.sortOnLoad, this.sortOrderOnLoad);



	if (this.filterFunc)
		this.filter(this.filterFunc, true);

	if (this.data && this.data.length > 0)
		this.curRowID = this.data[0]['ds_RowID'];
	else
		this.curRowID = 0;
};

Spry.Data.DataSet.prototype.cancelLoadData = function()
{
	if (this.pendingRequest && this.pendingRequest.timer)
		clearTimeout(this.pendingRequest.timer);
	this.pendingRequest = null;
};

Spry.Data.DataSet.prototype.getRowCount = function(unfiltered)
{
	var rows = this.getData(unfiltered);
	return rows ? rows.length : 0;
};

Spry.Data.DataSet.prototype.getRowByID = function(rowID)
{
	if (!this.data)
		return null;
	return this.dataHash[rowID];
};

Spry.Data.DataSet.prototype.getRowByRowNumber = function(rowNumber, unfiltered)
{
	var rows = this.getData(unfiltered);
	if (rows && rowNumber >= 0 && rowNumber < rows.length)
		return rows[rowNumber];
	return null;
};

Spry.Data.DataSet.prototype.getCurrentRow = function()
{
	return this.getRowByID(this.curRowID);
};

Spry.Data.DataSet.prototype.setCurrentRow = function(rowID)
{
	if (this.curRowID == rowID)
		return;

	var nData = { oldRowID: this.curRowID, newRowID: rowID };
	this.curRowID = rowID;
	this.notifyObservers("onCurrentRowChanged", nData);
};

Spry.Data.DataSet.prototype.getRowNumber = function(row, unfiltered)
{
	if (row)
	{
		var rows = this.getData(unfiltered);
		if (rows && rows.length)
		{
			var numRows = rows.length;
			for (var i = 0; i < numRows; i++)
			{
				if (rows[i] == row)
					return i;
			}
		}
	}
	return -1;
};

Spry.Data.DataSet.prototype.getCurrentRowNumber = function()
{
	return this.getRowNumber(this.getCurrentRow());
};

Spry.Data.DataSet.prototype.getCurrentRowID = function()
{
	return this.curRowID;
};

Spry.Data.DataSet.prototype.setCurrentRowNumber = function(rowNumber)
{
	if (!this.data || rowNumber >= this.data.length)
	{
		Spry.Debug.trace("Invalid row number: " + rowNumber + "\n");
		return;
	}

	var rowID = this.data[rowNumber]["ds_RowID"];

	if (rowID == undefined || this.curRowID == rowID)
		return;

	this.setCurrentRow(rowID);
};

Spry.Data.DataSet.prototype.findRowsWithColumnValues = function(valueObj, firstMatchOnly, unfiltered)
{
	var results = [];
	var rows = this.getData(unfiltered);
	if (rows)
	{
		var numRows = rows.length;
		for (var i = 0; i < numRows; i++)
		{
			var row = rows[i];
			var matched = true;

			for (var colName in valueObj)
			{
				if (valueObj[colName] != row[colName])
				{
					matched = false;
					break;
				}
			}

			if (matched)
			{
				if (firstMatchOnly)
					return row;
				results.push(row);
			}
		}
	}

	return firstMatchOnly ? null : results;
};

Spry.Data.DataSet.prototype.setColumnType = function(columnNames, columnType)
{
	if (columnNames)
	{
		if (typeof columnNames == "string")
			columnNames = [ columnNames ];
		for (var i = 0; i < columnNames.length; i++)
			this.columnTypes[columnNames[i]] = columnType;
	}
};

Spry.Data.DataSet.prototype.getColumnType = function(columnName)
{
	if (this.columnTypes[columnName])
		return this.columnTypes[columnName];
	return "string";
};

Spry.Data.DataSet.prototype.applyColumnTypes = function()
{
	var rows = this.getData(true);
	var numRows = rows.length;
	var colNames = [];

	if (numRows < 1)
		return;

	for (var cname in this.columnTypes)
	{
		var ctype = this.columnTypes[cname];
		if (ctype != "string")
		{
			for (var i = 0; i < numRows; i++)
			{
				var row = rows[i];
				var val = row[cname];
				if (val != undefined)
				{
					if (ctype == "number")
						row[cname] = new Number(val);
					else if (ctype == "html")
						row[cname] = Spry.Utils.decodeEntities(val);
				}
			}
		}
	}
};

Spry.Data.DataSet.prototype.distinct = function(columnNames)
{
	if (this.data)
	{
		var oldData = this.data;
		this.data = [];
		this.dataHash = {};
		var dataChanged = false;

		var alreadySeenHash = {};
		var i = 0;

		var keys = [];

		if (typeof columnNames == "string")
			keys = [columnNames];
		else if (columnNames)
			keys = columnNames;
		else
			for (var recField in oldData[0])
				keys[i++] = recField;

		for (var i = 0; i < oldData.length; i++)
		{
			var rec = oldData[i];
			var hashStr = "";
			for (var j=0; j < keys.length; j++)
			{
				recField = keys[j];
				if (recField != "ds_RowID")
				{
					if (hashStr)
						hashStr += ",";
					hashStr += recField + ":" + "\"" + rec[recField] + "\"";
				}
			}
			if (!alreadySeenHash[hashStr])
			{
				this.data.push(rec);
				this.dataHash[rec['ds_RowID']] = rec;
				alreadySeenHash[hashStr] = true;
			}
			else
				dataChanged = true;
		}
		if (dataChanged)
			this.notifyObservers('onDataChanged');
	}
};

Spry.Data.DataSet.prototype.getSortColumn = function() {
	return (this.lastSortColumns && this.lastSortColumns.length > 0) ? this.lastSortColumns[0] : "";
};

Spry.Data.DataSet.prototype.getSortOrder = function() {
	return this.lastSortOrder ? this.lastSortOrder : "";
};

Spry.Data.DataSet.prototype.sort = function(columnNames, sortOrder)
{

	if (!columnNames)
		return;

	if (typeof columnNames == "string")
		columnNames = [ columnNames, "ds_RowID" ];
	else if (columnNames.length < 2 && columnNames[0] != "ds_RowID")
		columnNames.push("ds_RowID");

	if (!sortOrder)
		sortOrder = "toggle";

	if (sortOrder == "toggle")
	{
		if (this.lastSortColumns.length > 0 && this.lastSortColumns[0] == columnNames[0] && this.lastSortOrder == "ascending")
			sortOrder = "descending";
		else
			sortOrder = "ascending";
	}

	if (sortOrder != "ascending" && sortOrder != "descending")
	{
		Spry.Debug.reportError("Invalid sort order type specified: " + sortOrder + "\n");
		return;
	}

	var nData = {
		oldSortColumns: this.lastSortColumns,
		oldSortOrder: this.lastSortOrder,
		newSortColumns: columnNames,
		newSortOrder: sortOrder
	};
	this.notifyObservers("onPreSort", nData);

	var cname = columnNames[columnNames.length - 1];
	var sortfunc = Spry.Data.DataSet.prototype.sort.getSortFunc(cname, this.getColumnType(cname), sortOrder);

	for (var i = columnNames.length - 2; i >= 0; i--)
	{
		cname = columnNames[i];
		sortfunc = Spry.Data.DataSet.prototype.sort.buildSecondarySortFunc(Spry.Data.DataSet.prototype.sort.getSortFunc(cname, this.getColumnType(cname), sortOrder), sortfunc);
	}

	if (this.unfilteredData)
	{
		this.unfilteredData.sort(sortfunc);
		if (this.filterFunc)
			this.filter(this.filterFunc, true);
	}
	else
		this.data.sort(sortfunc);

	this.lastSortColumns = columnNames.slice(0); // Copy the array.
	this.lastSortOrder = sortOrder;

	this.notifyObservers("onPostSort", nData);
};

Spry.Data.DataSet.prototype.sort.getSortFunc = function(prop, type, order)
{
	var sortfunc = null;
	if (type == "number")
	{
		if (order == "ascending")
			sortfunc = function(a, b)
			{
				a = a[prop]; b = b[prop];
				if (a == undefined || b == undefined)
					return (a == b) ? 0 : (a ? 1 : -1);
				return a-b;
			};
		else
			sortfunc = function(a, b)
			{
				a = a[prop]; b = b[prop];
				if (a == undefined || b == undefined)
					return (a == b) ? 0 : (a ? -1 : 1);
				return b-a;
			};
	}
	else if (type == "date")
	{
		if (order == "ascending")
			sortfunc = function(a, b)
			{
				var dA = a[prop];
				var dB = b[prop];
				dA = dA ? (new Date(dA)) : 0;
				dB = dB ? (new Date(dB)) : 0;
				return dA - dB;
			};
		else 
			sortfunc = function(a, b)
			{
				var dA = a[prop];
				var dB = b[prop];
				dA = dA ? (new Date(dA)) : 0;
				dB = dB ? (new Date(dB)) : 0;
				return dB - dA;
			};
	}
	else
	{
		if (order == "ascending")
			sortfunc = function(a, b){
				a = a[prop];
				b = b[prop];
				if (a == undefined || b == undefined)
					return (a == b) ? 0 : (a ? 1 : -1);
				var tA = a.toString();
				var tB = b.toString();
				var tA_l = tA.toLowerCase();
				var tB_l = tB.toLowerCase();
				var min_len = tA.length > tB.length ? tB.length : tA.length;

				for (var i=0; i < min_len; i++)
				{
					var a_l_c = tA_l.charAt(i);
					var b_l_c = tB_l.charAt(i);
					var a_c = tA.charAt(i);
					var b_c = tB.charAt(i);
					if (a_l_c > b_l_c)
						return 1;
					else if (a_l_c < b_l_c)
						return -1;
					else if (a_c > b_c)
						return 1;
					else if (a_c < b_c)
						return -1;
				}
				if(tA.length == tB.length)
					return 0;
				else if (tA.length > tB.length)
					return 1;
				return -1;
			};
		else 
			sortfunc = function(a, b){
				a = a[prop];
				b = b[prop];
				if (a == undefined || b == undefined)
					return (a == b) ? 0 : (a ? -1 : 1);
				var tA = a.toString();
				var tB = b.toString();
				var tA_l = tA.toLowerCase();
				var tB_l = tB.toLowerCase();
				var min_len = tA.length > tB.length ? tB.length : tA.length;
				for (var i=0; i < min_len; i++)
				{
					var a_l_c = tA_l.charAt(i);
					var b_l_c = tB_l.charAt(i);
					var a_c = tA.charAt(i);
					var b_c = tB.charAt(i);
					if (a_l_c > b_l_c)
						return -1;
					else if (a_l_c < b_l_c)
						return 1;
					else if (a_c > b_c)
						return -1;
					else if (a_c < b_c)
						return 1;
				}
				if(tA.length == tB.length)
					return 0;
				else if (tA.length > tB.length)
					return -1;
				return 1;
			};
	}

	return sortfunc;
};

Spry.Data.DataSet.prototype.sort.buildSecondarySortFunc = function(funcA, funcB)
{
	return function(a, b)
	{
		var ret = funcA(a, b);
		if (ret == 0)
			ret = funcB(a, b);
		return ret;
	};
};

Spry.Data.DataSet.prototype.filterData = function(filterFunc, filterOnly)
{
	

	var dataChanged = false;

	if (!filterFunc)
	{
		

		this.filterDataFunc = null;
		dataChanged = true;
	}
	else
	{
		this.filterDataFunc = filterFunc;

		if (this.dataWasLoaded && ((this.unfilteredData && this.unfilteredData.length) || (this.data && this.data.length)))
		{
			if (this.unfilteredData)
			{
				this.data = this.unfilteredData;
				this.unfilteredData = null;
			}

			var oldData = this.data;
			this.data = [];
			this.dataHash = {};

			for (var i = 0; i < oldData.length; i++)
			{
				var newRow = filterFunc(this, oldData[i], i);
				if (newRow)
				{
					this.data.push(newRow);
					this.dataHash[newRow["ds_RowID"]] = newRow;
				}
			}

			dataChanged = true;
		}
	}

	if (dataChanged)
	{
		if (!filterOnly)
		{
			this.disableNotifications();
			if (this.filterFunc)
				this.filter(this.filterFunc, true);
			this.enableNotifications();
		}

		this.notifyObservers("onDataChanged");
	}
};

Spry.Data.DataSet.prototype.filter = function(filterFunc, filterOnly)
{
	

	var dataChanged = false;

	if (!filterFunc)
	{
		if (this.filterFunc && this.unfilteredData)
		{
			this.data = this.unfilteredData;
			this.unfilteredData = null;
			this.filterFunc = null;
			dataChanged = true;
		}
	}
	else
	{
		this.filterFunc = filterFunc;

		if (this.dataWasLoaded && (this.unfilteredData || (this.data && this.data.length)))
		{
			if (!this.unfilteredData)
				this.unfilteredData = this.data;

			var udata = this.unfilteredData;
			this.data = [];

			for (var i = 0; i < udata.length; i++)
			{
				var newRow = filterFunc(this, udata[i], i);

				if (newRow)
					this.data.push(newRow);
			}

			dataChanged = true;
		}
	}

	if (dataChanged)
		this.notifyObservers("onDataChanged");
};

Spry.Data.DataSet.prototype.startLoadInterval = function(interval)
{
	this.stopLoadInterval();
	if (interval > 0)
	{
		var self = this;
		this.loadInterval = interval;
		this.loadIntervalID = setInterval(function() { self.loadData(); }, interval);
	}
};

Spry.Data.DataSet.prototype.stopLoadInterval = function()
{
	if (this.loadIntervalID)
		clearInterval(this.loadIntervalID);
	this.loadInterval = 0;
	this.loadIntervalID = null;
};

Spry.Data.DataSet.nextDataSetID = 0;

Spry.Data.HTTPSourceDataSet = function(dataSetURL, dataSetOptions)
{

	Spry.Data.DataSet.call(this);


	this.url = dataSetURL;
	this.dataSetsForDataRefStrings = new Array;
	this.hasDataRefStrings = false;
	this.useCache = true;

	this.setRequestInfo(dataSetOptions, true);

	Spry.Utils.setOptions(this, dataSetOptions, true);

	this.recalculateDataSetDependencies();

	if (this.loadInterval > 0)
		this.startLoadInterval(this.loadInterval);
}; 

Spry.Data.HTTPSourceDataSet.prototype = new Spry.Data.DataSet();
Spry.Data.HTTPSourceDataSet.prototype.constructor = Spry.Data.HTTPSourceDataSet;

Spry.Data.HTTPSourceDataSet.prototype.setRequestInfo = function(requestInfo, undefineRequestProps)
{

	this.requestInfo = new Spry.Utils.loadURL.Request();
	this.requestInfo.extractRequestOptions(requestInfo, undefineRequestProps);


	if (this.requestInfo.method == "POST")
	{
		if (!this.requestInfo.headers)
			this.requestInfo.headers = {};
		if (!this.requestInfo.headers['Content-Type'])
			this.requestInfo.headers['Content-Type'] = "application/x-www-form-urlencoded; charset=UTF-8";
	}
};

Spry.Data.HTTPSourceDataSet.prototype.recalculateDataSetDependencies = function()
{
	this.hasDataRefStrings = false;


	var i = 0;
	for (i = 0; i < this.dataSetsForDataRefStrings.length; i++)
	{
		var ds = this.dataSetsForDataRefStrings[i];
		if (ds)
			ds.removeObserver(this);
	}


	this.dataSetsForDataRefStrings = new Array();

	var regionStrs = this.getDataRefStrings();

	var dsCount = 0;

	for (var n = 0; n < regionStrs.length; n++)
	{
		var tokens = Spry.Data.Region.getTokensFromStr(regionStrs[n]);

		for (i = 0; tokens && i < tokens.length; i++)
		{
			if (tokens[i].search(/{[^}:]+::[^}]+}/) != -1)
			{
				var dsName = tokens[i].replace(/^\{|::.*\}/g, "");
				var ds = null;
				if (!this.dataSetsForDataRefStrings[dsName])
				{
					ds = Spry.Data.getDataSetByName(dsName);
					if (dsName && ds)
					{
				

						this.dataSetsForDataRefStrings[dsName] = ds;
						this.dataSetsForDataRefStrings[dsCount++] = ds;
						this.hasDataRefStrings = true;
					}
				}
			}
		}
	}

	

	for (i = 0; i < this.dataSetsForDataRefStrings.length; i++)
	{
		var ds = this.dataSetsForDataRefStrings[i];
		ds.addObserver(this);
	}
};

Spry.Data.HTTPSourceDataSet.prototype.getDataRefStrings = function()
{
	var strArr = [];
	if (this.url) strArr.push(this.url);
	if (this.requestInfo && this.requestInfo.postData) strArr.push(this.requestInfo.postData);
	return strArr;
};

Spry.Data.HTTPSourceDataSet.prototype.attemptLoadData = function()
{

	for (var i = 0; i < this.dataSetsForDataRefStrings.length; i++)
	{
		var ds = this.dataSetsForDataRefStrings[i];
		if (ds.getLoadDataRequestIsPending() || !ds.getDataWasLoaded())
			return;
	}

	this.loadData();
};

Spry.Data.HTTPSourceDataSet.prototype.onCurrentRowChanged = function(ds, data)
{
	this.attemptLoadData();
};

Spry.Data.HTTPSourceDataSet.prototype.onPostSort = function(ds, data)
{
	this.attemptLoadData();
};

Spry.Data.HTTPSourceDataSet.prototype.onDataChanged = function(ds, data)
{
	this.attemptLoadData();
};

Spry.Data.HTTPSourceDataSet.prototype.loadData = function()
{
	if (!this.url)
		return;

	this.cancelLoadData();

	var url = this.url;
	var postData = this.requestInfo.postData;

	if (this.hasDataRefStrings)
	{
		var allDataSetsReady = true;

		for (var i = 0; i < this.dataSetsForDataRefStrings.length; i++)
		{
			var ds = this.dataSetsForDataRefStrings[i];
			if (ds.getLoadDataRequestIsPending())
				allDataSetsReady = false;
			else if (!ds.getDataWasLoaded())
			{
				
				ds.loadData();
				allDataSetsReady = false;
			}
		}


		if (!allDataSetsReady)
			return;

		url = Spry.Data.Region.processDataRefString(null, this.url, this.dataSetsForDataRefStrings);
		if (!url)
			return;

		if (postData && (typeof postData) == "string")
			postData = Spry.Data.Region.processDataRefString(null, postData, this.dataSetsForDataRefStrings);
	}

	this.notifyObservers("onPreLoad");

	this.data = null;
	this.dataWasLoaded = false;
	this.unfilteredData = null;
	this.dataHash = null;
	this.curRowID = 0;


	var req = this.requestInfo.clone();
	req.url = url;
	req.postData = postData;

	this.pendingRequest = new Object;
	this.pendingRequest.data = Spry.Data.HTTPSourceDataSet.LoadManager.loadData(req, this, this.useCache);
};

Spry.Data.HTTPSourceDataSet.prototype.cancelLoadData = function()
{
	if (this.pendingRequest)
	{
		Spry.Data.HTTPSourceDataSet.LoadManager.cancelLoadData(this.pendingRequest.data, this);
		this.pendingRequest = null;
	}
};

Spry.Data.HTTPSourceDataSet.prototype.getURL = function() { return this.url; };
Spry.Data.HTTPSourceDataSet.prototype.setURL = function(url, requestOptions)
{
	if (this.url == url)
	{


		if (!requestOptions || (this.requestInfo.method == requestOptions.method && (requestOptions.method != "POST" || this.requestInfo.postData == requestOptions.postData)))
			return;
	}

	this.url = url;

	this.setRequestInfo(requestOptions);

	this.cancelLoadData();
	this.recalculateDataSetDependencies();
	this.dataWasLoaded = false;
};

Spry.Data.HTTPSourceDataSet.prototype.setDataFromDoc = function(rawDataDoc)
{
	this.pendingRequest = null;

	this.loadDataIntoDataSet(rawDataDoc);
	this.applyColumnTypes();

	this.disableNotifications();
	this.filterAndSortData();
	this.enableNotifications();

	this.notifyObservers("onPostLoad");
	this.notifyObservers("onDataChanged");
};

Spry.Data.HTTPSourceDataSet.prototype.loadDataIntoDataSet = function(rawDataDoc)
{
	this.dataHash = new Object;
	this.data = new Array;
	this.dataWasLoaded = true;
};

Spry.Data.HTTPSourceDataSet.prototype.xhRequestProcessor = function(xhRequest)
{

	var resp = xhRequest.responseText;

	if (xhRequest.status == 200 || xhRequest.status == 0)
		return resp;
	return null;
};

Spry.Data.HTTPSourceDataSet.prototype.sessionExpiredChecker = function(req)
{
	if (req.xhRequest.responseText == 'session expired')
		return true;
	return false;
};

Spry.Data.HTTPSourceDataSet.prototype.setSessionExpiredChecker = function(checker)
{
	this.sessionExpiredChecker = checker;
};


Spry.Data.HTTPSourceDataSet.prototype.onRequestResponse = function(cachedRequest, req)
{
	this.setDataFromDoc(cachedRequest.rawData);
};

Spry.Data.HTTPSourceDataSet.prototype.onRequestError = function(cachedRequest, req)
{
	this.notifyObservers("onLoadError", req);

};

Spry.Data.HTTPSourceDataSet.prototype.onRequestSessionExpired = function(cachedRequest, req)
{
	this.notifyObservers("onSessionExpired", req);

};


Spry.Data.HTTPSourceDataSet.LoadManager = {};
Spry.Data.HTTPSourceDataSet.LoadManager.cache = [];

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest = function(reqInfo, xhRequestProcessor, sessionExpiredChecker)
{
	Spry.Utils.Notifier.call(this);

	this.reqInfo = reqInfo;
	this.rawData = null;
	this.timer = null;
	this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.NOT_LOADED;
	this.xhRequestProcessor = xhRequestProcessor;
	this.sessionExpiredChecker = sessionExpiredChecker;
};

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.prototype = new Spry.Utils.Notifier();
Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.prototype.constructor = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest;

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.NOT_LOADED      = 1;
Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_REQUESTED  = 2;
Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_FAILED     = 3;
Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_SUCCESSFUL = 4;

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.prototype.loadDataCallback = function(req)
{
	if (req.xhRequest.readyState != 4)
		return;

	var rawData = null;
	if (this.xhRequestProcessor) rawData = this.xhRequestProcessor(req.xhRequest);

	if (this.sessionExpiredChecker)
	{
		Spry.Utils.setOptions(req, {'rawData': rawData}, false);
		if (this.sessionExpiredChecker(req))
		{
			this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_FAILED;
			this.notifyObservers("onRequestSessionExpired", req);
			this.observers.length = 0;
			return;
		}
	}

	if (!rawData)
	{
		this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_FAILED;
		this.notifyObservers("onRequestError", req);
		this.observers.length = 0; // Clear the observers list.
		return;
	}

	this.rawData = rawData;
	this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_SUCCESSFUL;


	this.notifyObservers("onRequestResponse", req);

	this.observers.length = 0;
};

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.prototype.loadData = function()
{
	var self = this;
	this.cancelLoadData();
	this.rawData = null;
	this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_REQUESTED;

	var reqInfo = this.reqInfo.clone();
	reqInfo.successCallback = function(req) { self.loadDataCallback(req); };
	reqInfo.errorCallback = reqInfo.successCallback;

	this.timer = setTimeout(function()
	{
		self.timer = null;
		Spry.Utils.loadURL(reqInfo.method, reqInfo.url, reqInfo.async, reqInfo.successCallback, reqInfo);
	}, 0);
};

Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.prototype.cancelLoadData = function()
{
	if (this.state == Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_REQUESTED)
	{
		if (this.timer)
		{
			this.timer.clearTimeout();
			this.timer = null;
		}

		this.rawData = null;
		this.state = Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.NOT_LOADED;
	}
};

Spry.Data.HTTPSourceDataSet.LoadManager.getCacheKey = function(reqInfo)
{
	return reqInfo.method + "::" + reqInfo.url + "::" + reqInfo.postData + "::" + reqInfo.username;
};

Spry.Data.HTTPSourceDataSet.LoadManager.loadData = function(reqInfo, ds, useCache)
{
	if (!reqInfo)
		return null;

	var cacheObj = null;
	var cacheKey = null;

	if (useCache)
	{
		cacheKey = Spry.Data.HTTPSourceDataSet.LoadManager.getCacheKey(reqInfo);
		cacheObj = Spry.Data.HTTPSourceDataSet.LoadManager.cache[cacheKey];
	}

	if (cacheObj)
	{
		if (cacheObj.state == Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_REQUESTED)
		{
			if (ds)
				cacheObj.addObserver(ds);
			return cacheObj;
		}
		else if (cacheObj.state == Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest.LOAD_SUCCESSFUL)
		{

			if (ds)
				setTimeout(function() { ds.setDataFromDoc(cacheObj.rawData); }, 0);
			return cacheObj;
		}
	}

	if (!cacheObj)
	{
		cacheObj = new Spry.Data.HTTPSourceDataSet.LoadManager.CachedRequest(reqInfo, (ds ? ds.xhRequestProcessor : null), (ds ? ds.sessionExpiredChecker : null));

		if (useCache)
		{
			Spry.Data.HTTPSourceDataSet.LoadManager.cache[cacheKey] = cacheObj;

			cacheObj.addObserver({ onRequestError: function() { Spry.Data.HTTPSourceDataSet.LoadManager.cache[cacheKey] = undefined; }});
		}
	}

	if (ds)
		cacheObj.addObserver(ds);

	cacheObj.loadData();

	return cacheObj;
};

Spry.Data.HTTPSourceDataSet.LoadManager.cancelLoadData = function(cacheObj, ds)
{
	if (cacheObj)
	{
		if (ds)
			cacheObj.removeObserver(ds);
		else
			cacheObj.cancelLoadData();
	}
};

Spry.Data.XMLDataSet = function(dataSetURL, dataSetPath, dataSetOptions)
{

	this.xpath = dataSetPath;
	this.doc = null;
	this.subPaths = [];
	this.entityEncodeStrings = true;

	Spry.Data.HTTPSourceDataSet.call(this, dataSetURL, dataSetOptions);


	var jwType = typeof this.subPaths;
	if (jwType == "string" || (jwType == "object" && this.subPaths.constructor != Array))
		this.subPaths = [ this.subPaths ];
}; 

Spry.Data.XMLDataSet.prototype = new Spry.Data.HTTPSourceDataSet();
Spry.Data.XMLDataSet.prototype.constructor = Spry.Data.XMLDataSet;


Spry.Data.XMLDataSet.prototype.getDataRefStrings = function()
{
	var strArr = [];
	if (this.url) strArr.push(this.url);
	if (this.xpath) strArr.push(this.xpath);
	if (this.requestInfo && this.requestInfo.postData) strArr.push(this.requestInfo.postData);
	return strArr;
};

Spry.Data.XMLDataSet.prototype.getDocument = function() { return this.doc; };
Spry.Data.XMLDataSet.prototype.getXPath = function() { return this.xpath; };
Spry.Data.XMLDataSet.prototype.setXPath = function(path)
{
	if (this.xpath != path)
	{
		this.xpath = path;
		if (this.dataWasLoaded && this.doc)
		{
			this.notifyObservers("onPreLoad");
			this.setDataFromDoc(this.doc);
		}
	}
};

Spry.Data.XMLDataSet.nodeContainsElementNode = function(node)
{
	if (node)
	{
		node = node.firstChild;

		while (node)
		{
			if (node.nodeType == 1 /* Node.ELEMENT_NODE */)
				return true;

			node = node.nextSibling;
		}
	}
	return false;
};

Spry.Data.XMLDataSet.getNodeText = function(node, encodeText, encodeCData)
{
	var txt = "";

	if (!node)
		return;

	try
	{
		var child = node.firstChild;

		while (child)
		{
			try
			{
				if (child.nodeType == 3 /* TEXT_NODE */)
					txt += encodeText ? Spry.Utils.encodeEntities(child.data) : child.data;
				else if (child.nodeType == 4 /* CDATA_SECTION_NODE */)
					txt += encodeCData ? Spry.Utils.encodeEntities(child.data) : child.data;
			} catch (e) { Spry.Debug.reportError("Spry.Data.XMLDataSet.getNodeText() exception caught: " + e + "\n"); }

			child = child.nextSibling;
		}
	}
	catch (e) { Spry.Debug.reportError("Spry.Data.XMLDataSet.getNodeText() exception caught: " + e + "\n"); }

	return txt;
};

Spry.Data.XMLDataSet.createObjectForNode = function(node, encodeText, encodeCData)
{
	if (!node)
		return null;

	var obj = new Object();
	var i = 0;
	var attr = null;

	try
	{
		for (i = 0; i < node.attributes.length; i++)
		{
			attr = node.attributes[i];
			if (attr && attr.nodeType == 2 /* Node.ATTRIBUTE_NODE */)
				obj["@" + attr.name] = attr.value;
		}
	}
	catch (e)
	{
		Spry.Debug.reportError("Spry.Data.XMLDataSet.createObjectForNode() caught exception while accessing attributes: " + e + "\n");
	}

	var child = node.firstChild;

	if (child && !child.nextSibling && child.nodeType != 1 /* Node.ELEMENT_NODE */)
	{
	

		obj[node.nodeName] = Spry.Data.XMLDataSet.getNodeText(node, encodeText, encodeCData);
	}

	while (child)
	{


		if (child.nodeType == 1 /* Node.ELEMENT_NODE */)
		{
			if (!Spry.Data.XMLDataSet.nodeContainsElementNode(child))
			{
				obj[child.nodeName] = Spry.Data.XMLDataSet.getNodeText(child, encodeText, encodeCData);


				try
				{
					var namePrefix = child.nodeName + "/@";

					for (i = 0; i < child.attributes.length; i++)
					{
						attr = child.attributes[i];
						if (attr && attr.nodeType == 2 /* Node.ATTRIBUTE_NODE */)
							obj[namePrefix + attr.name] = attr.value;
					}
				}
				catch (e)
				{
					Spry.Debug.reportError("Spry.Data.XMLDataSet.createObjectForNode() caught exception while accessing attributes: " + e + "\n");
				}
			}
		}

		child = child.nextSibling;
	}

	return obj;
};

Spry.Data.XMLDataSet.getRecordSetFromXMLDoc = function(xmlDoc, path, suppressColumns, entityEncodeStrings)
{
	if (!xmlDoc || !path)
		return null;

	var recordSet = new Object();
	recordSet.xmlDoc = xmlDoc;
	recordSet.xmlPath = path;
	recordSet.dataHash = new Object;
	recordSet.data = new Array;
	recordSet.getData = function() { return this.data; };

	var ctx = new ExprContext(xmlDoc);
	var pathExpr = xpathParse(path);
	var e = pathExpr.evaluate(ctx);


	var nodeArray = e.nodeSetValue();

	var isDOMNodeArray = true;

	if (nodeArray && nodeArray.length > 0)
		isDOMNodeArray = nodeArray[0].nodeType != 2 /* Node.ATTRIBUTE_NODE */;

	var nextID = 0;

	var encodeText = true;
	var encodeCData = false;
	if (typeof entityEncodeStrings == "boolean")
		encodeText = encodeCData = entityEncodeStrings;

	for (var i = 0; i < nodeArray.length; i++)
	{
		var rowObj = null;

		if (suppressColumns)
			rowObj = new Object;
		else
		{
			if (isDOMNodeArray)
				rowObj = Spry.Data.XMLDataSet.createObjectForNode(nodeArray[i], encodeText, encodeCData);
			else 
			{
				rowObj = new Object;
				rowObj["@" + nodeArray[i].name] = nodeArray[i].value;
			}
		}

		if (rowObj)
		{
			

			rowObj['ds_RowID'] = nextID++;
			rowObj['ds_XMLNode'] = nodeArray[i];
			recordSet.dataHash[rowObj['ds_RowID']] = rowObj;
			recordSet.data.push(rowObj);
		}
	}

	return recordSet;
};

Spry.Data.XMLDataSet.PathNode = function(path)
{
	this.path = path;
	this.subPaths = [];
	this.xpath = "";
};

Spry.Data.XMLDataSet.PathNode.prototype.addSubPath = function(path)
{
	var node = this.findSubPath(path);
	if (!node)
	{
		node = new Spry.Data.XMLDataSet.PathNode(path);
		this.subPaths.push(node);
	}
	return node;
};

Spry.Data.XMLDataSet.PathNode.prototype.findSubPath = function(path)
{
	var numSubPaths = this.subPaths.length;
	for (var i = 0; i < numSubPaths; i++)
	{
		var subPath = this.subPaths[i];
		if (path == subPath.path)
			return subPath;
	}
	return null;
};

Spry.Data.XMLDataSet.PathNode.prototype.consolidate = function()
{


	var numSubPaths = this.subPaths.length;
	if (!this.xpath && numSubPaths == 1)
	{
		// Consolidate!
		var subPath = this.subPaths[0];
		this.path += ((subPath[0] != "/") ? "/" : "") + subPath.path;
		this.xpath = subPath.xpath;
		this.subPaths = subPath.subPaths;
		this.consolidate();
		return;
	}

	for (var i = 0; i < numSubPaths; i++)
		this.subPaths[i].consolidate();
};

/* This method is commented out so that it gets stripped when the file
   is minimized. Please do not remove this from the full version of the
   file! It is needed for debugging.

Spry.Data.XMLDataSet.PathNode.prototype.dump = function(indentStr)
{
	var didPre = false;
	var result = "";
	if (!indentStr)
	{
		indentStr = "";
		didPre = true;
		result = "<pre>";
	}
	result += indentStr + "<strong>" + this.path + "</strong>" + (this.xpath ? " <em>-- xpath(" + Spry.Utils.encodeEntities(this.xpath) + ")</em>" : "") + "\n";
	var numSubPaths = this.subPaths.length;
	indentStr += "    ";
	for (var i = 0; i < numSubPaths; i++)
		result += this.subPaths[i].dump(indentStr);
	if (didPre)
		result += "</pre>";
	return result;
};
*/

Spry.Data.XMLDataSet.prototype.convertXPathsToPathTree = function(xpathArray)
{
	var xpaLen = xpathArray.length;
	var root = new Spry.Data.XMLDataSet.PathNode("");

	for (var i = 0; i < xpaLen; i++)
	{

		var xpath = xpathArray[i];
		var cleanXPath = xpath.replace(/\/\//g, "/__SPRYDS__");
		cleanXPath = cleanXPath.replace(/^\//, ""); 
		var pathItems = cleanXPath.split(/\//);
		var pathItemsLen = pathItems.length;


		var node = root;
		for (var j = 0; j < pathItemsLen; j++)
		{
			
			var path = pathItems[j].replace(/__SPRYDS__/, "//");
			node = node.addSubPath(path);
		}



		node.xpath = xpath;
	}



	root.consolidate();
	return root;
};

Spry.Data.XMLDataSet.prototype.flattenSubPaths = function(rs, subPaths)
{
	if (!rs || !subPaths)
		return;

	var numSubPaths = subPaths.length;
	if (numSubPaths < 1)
		return;

	var data = rs.data;
	var dataHash = {};


	var xpathArray = [];
	var cleanedXPathArray = [];

	for (var i = 0; i < numSubPaths; i++)
	{

		var subPath = subPaths[i];
		if (typeof subPath == "object")
			subPath = subPath.path;
		if (!subPath)
			subPath = "";

		xpathArray[i] = Spry.Data.Region.processDataRefString(null, subPath, this.dataSetsForDataRefStrings);

	

		cleanedXPathArray[i] = xpathArray[i].replace(/\[.*\]/g, "");
	}



	var row;
	var numRows = data.length;
	var newData = [];

	for (var i = 0; i < numRows; i++)
	{
		row = data[i];
		var newRows = [ row ];


		for (var j = 0; j < numSubPaths; j++)
		{
	

			var newRS = Spry.Data.XMLDataSet.getRecordSetFromXMLDoc(row.ds_XMLNode, xpathArray[j], (subPaths[j].xpath ? false : true), this.entityEncodeStrings);

	
			if (newRS && newRS.data && newRS.data.length)
			{
				if (typeof subPaths[j] == "object" && subPaths[j].subPaths)
				{
					

					var sp = subPaths[j].subPaths;
					spType = typeof sp;
					if (spType == "string")
						sp = [ sp ];
					else if (spType == "object" && spType.constructor == Object)
						sp = [ sp ];

				

					this.flattenSubPaths(newRS, sp);
				}

				var newRSData = newRS.data;
				var numRSRows = newRSData.length;

				var cleanedXPath = cleanedXPathArray[j] + "/";

				var numNewRows = newRows.length;
				var joinedRows = [];


				for (var k = 0; k < numNewRows; k++)
				{
					var newRow = newRows[k];

					

					for (var l = 0; l < numRSRows; l++)
					{
						

						var newRowObj = new Object;
						var newRSRow = newRSData[l];

					

						for (prop in newRow)
							newRowObj[prop] = newRow[prop];


						for (var prop in newRSRow)
						{
							
							var newPropName = cleanedXPath + prop;

							

							if (cleanedXPath == (prop + "/") || cleanedXPath.search(new RegExp("\\/" + prop + "\\/$")) != -1)
								newPropName = cleanedXPathArray[j];


							newRowObj[newPropName] = newRSRow[prop];
						}

						

						joinedRows.push(newRowObj);
					}
				}

				
				newRows = joinedRows;
			}
		}

		newData = newData.concat(newRows);
	}

	

	data = newData;
	numRows = data.length;

	for (i = 0; i < numRows; i++)
	{
		row = data[i];
		row.ds_RowID = i;
		dataHash[row.ds_RowID] = row;
	}

	

	rs.data = data;
	rs.dataHash = dataHash;
};

Spry.Data.XMLDataSet.prototype.loadDataIntoDataSet = function(rawDataDoc)
{
	var rs = null;
	var mainXPath = Spry.Data.Region.processDataRefString(null, this.xpath, this.dataSetsForDataRefStrings);
	var subPaths = this.subPaths;
	var suppressColumns = false;

	if (this.subPaths && this.subPaths.length > 0)
	{
		

		var processedSubPaths = [];
		var numSubPaths = subPaths.length;
		for (var i = 0; i < numSubPaths; i++)
		{
			var subPathStr = Spry.Data.Region.processDataRefString(null, subPaths[i], this.dataSetsForDataRefStrings);
			if (subPathStr.charAt(0) != '/')
				subPathStr = mainXPath + "/" + subPathStr;
			processedSubPaths.push(subPathStr);
		}

		

		processedSubPaths.unshift(mainXPath);
		var commonParent = this.convertXPathsToPathTree(processedSubPaths);

		
		mainXPath = commonParent.path;
		subPaths = commonParent.subPaths;


		suppressColumns = commonParent.xpath ? false : true;
	}

	rs = Spry.Data.XMLDataSet.getRecordSetFromXMLDoc(rawDataDoc, mainXPath, suppressColumns, this.entityEncodeStrings);

	if (!rs)
	{
		Spry.Debug.reportError("Spry.Data.XMLDataSet.loadDataIntoDataSet() failed to create dataSet '" + this.name + "'for '" + this.xpath + "' - " + this.url + "\n");
		return;
	}

	

	this.flattenSubPaths(rs, subPaths);

	this.doc = rs.xmlDoc;
	this.data = rs.data;
	this.dataHash = rs.dataHash;
	this.dataWasLoaded = (this.doc != null);
};

Spry.Data.XMLDataSet.prototype.xhRequestProcessor = function(xhRequest)
{
	

	var resp = xhRequest.responseXML;
	var manualParseRequired = false;

	if (xhRequest.status != 200)
	{
		if (xhRequest.status == 0)
		{
			

			if (xhRequest.responseText && (!resp || !resp.firstChild))
				manualParseRequired = true;
		}
	}
	else if (!resp)
	{
		

		manualParseRequired = true;
	}

	if (manualParseRequired)
		resp = Spry.Utils.stringToXMLDoc(xhRequest.responseText);

	if (!resp  || !resp.firstChild || resp.firstChild.nodeName == "parsererror")
		return null;

	return resp;
};

Spry.Data.XMLDataSet.prototype.sessionExpiredChecker = function(req)
{
	if (req.xhRequest.responseText == 'session expired')
		return true;
	else
	{
		if (req.rawData)
		{
			var firstChild = req.rawData.documentElement.firstChild;
			if (firstChild && firstChild.nodeValue == "session expired")
				return true;
		}
	}
	return false;
};


Spry.Data.Region = function(regionNode, name, isDetailRegion, data, dataSets, regionStates, regionStateMap, hasBehaviorAttributes)
{
	this.regionNode = regionNode;
	this.name = name;
	this.isDetailRegion = isDetailRegion;
	this.data = data;
	this.dataSets = dataSets;
	this.hasBehaviorAttributes = hasBehaviorAttributes;
	this.tokens = null;
	this.currentState = null;
	this.states = { ready: true };
	this.stateMap = {};

	Spry.Utils.setOptions(this.states, regionStates);
	Spry.Utils.setOptions(this.stateMap, regionStateMap);

	
	for (var i = 0; i < this.dataSets.length; i++)
	{
		var ds = this.dataSets[i];

		try
		{
			if (ds)
				ds.addObserver(this);
		}
		catch(e) { Spry.Debug.reportError("Failed to add '" + this.name + "' as a dataSet observer!\n"); }
	}
};

Spry.Data.Region.hiddenRegionClassName = "SpryHiddenRegion";
Spry.Data.Region.evenRowClassName = "even";
Spry.Data.Region.oddRowClassName = "odd";
Spry.Data.Region.notifiers = {};
Spry.Data.Region.evalScripts = true;

Spry.Data.Region.addObserver = function(regionID, observer)
{
	var n = Spry.Data.Region.notifiers[regionID];
	if (!n)
	{
		n = new Spry.Utils.Notifier();
		Spry.Data.Region.notifiers[regionID] = n;
	}
	n.addObserver(observer);
};

Spry.Data.Region.removeObserver = function(regionID, observer)
{
	var n = Spry.Data.Region.notifiers[regionID];
	if (n)
		n.removeObserver(observer);
};

Spry.Data.Region.notifyObservers = function(methodName, region, data)
{
	var n = Spry.Data.Region.notifiers[region.name];
	if (n)
	{
		var dataObj = {};
		if (data && typeof data == "object")
			dataObj = data;
		else
			dataObj.data = data;

		dataObj.region = region;
		dataObj.regionID = region.name;
		dataObj.regionNode = region.regionNode;

		n.notifyObservers(methodName, dataObj);
	}
};

Spry.Data.Region.RS_Error = 0x01;
Spry.Data.Region.RS_LoadingData = 0x02;
Spry.Data.Region.RS_PreUpdate = 0x04;
Spry.Data.Region.RS_PostUpdate = 0x08;

Spry.Data.Region.prototype.getState = function()
{
	return this.currentState;
};

Spry.Data.Region.prototype.mapState = function(stateName, newStateName)
{
	this.stateMap[stateName] = newStateName;
};

Spry.Data.Region.prototype.getMappedState = function(stateName)
{
	var mappedState = this.stateMap[stateName];
	return mappedState ? mappedState : stateName;
};

Spry.Data.Region.prototype.setState = function(stateName, suppressNotfications)
{
	var stateObj = { state: stateName, mappedState: this.getMappedState(stateName) };
	if (!suppressNotfications)
		Spry.Data.Region.notifyObservers("onPreStateChange", this, stateObj);

	this.currentState = stateObj.mappedState ? stateObj.mappedState : stateName;

	

	if (this.states[stateName])
	{
		var notificationData = { state: this.currentState };
		if (!suppressNotfications)
			Spry.Data.Region.notifyObservers("onPreUpdate", this, notificationData);

	

		var str = this.transform();

		if (Spry.Data.Region.debug)
			Spry.Debug.trace("<hr />Generated region markup for '" + this.name + "':<br /><br />" + Spry.Utils.encodeEntities(str));

		
		Spry.Utils.setInnerHTML(this.regionNode, str, !Spry.Data.Region.evalScripts);

		if (this.hasBehaviorAttributes)
			this.attachBehaviors();

		if (!suppressNotfications)
			Spry.Data.Region.notifyObservers("onPostUpdate", this, notificationData);
	}

	if (!suppressNotfications)
		Spry.Data.Region.notifyObservers("onPostStateChange", this, stateObj);
};

Spry.Data.Region.prototype.getDataSets = function()
{
	return this.dataSets;
};

Spry.Data.Region.prototype.addDataSet = function(aDataSet)
{
	if (!aDataSet)
		return;

	if (!this.dataSets)
		this.dataSets = new Array;

	

	for (var i = 0; i < this.dataSets.length; i++)
	{
		if (this.dataSets[i] == aDataSet)
			return; 
	}

	this.dataSets.push(aDataSet);
	aDataSet.addObserver(this);
};

Spry.Data.Region.prototype.removeDataSet = function(aDataSet)
{
	if (!aDataSet || this.dataSets)
		return;

	for (var i = 0; i < this.dataSets.length; i++)
	{
		if (this.dataSets[i] == aDataSet)
		{
			this.dataSets.splice(i, 1);
			aDataSet.removeObserver(this);
			return;
		}
	}
};

Spry.Data.Region.prototype.onPreLoad = function(dataSet)
{
	if (this.currentState != "loading")
		this.setState("loading");
};

Spry.Data.Region.prototype.onLoadError = function(dataSet)
{
	if (this.currentState != "error")
		this.setState("error");
	Spry.Data.Region.notifyObservers("onError", this);
};

Spry.Data.Region.prototype.onSessionExpired = function(dataSet)
{
	if (this.currentState != "expired")
		this.setState("expired");
	Spry.Data.Region.notifyObservers("onExpired", this);
};

Spry.Data.Region.prototype.onCurrentRowChanged = function(dataSet, data)
{
	if (this.isDetailRegion)
		this.updateContent();
};

Spry.Data.Region.prototype.onPostSort = function(dataSet, data)
{
	this.updateContent();
};

Spry.Data.Region.prototype.onDataChanged = function(dataSet, data)
{
	this.updateContent();
};

Spry.Data.Region.enableBehaviorAttributes = true;
Spry.Data.Region.behaviorAttrs = {};

Spry.Data.Region.behaviorAttrs["spry:select"] =
{
	attach: function(rgn, node, value)
	{
		var selectGroupName = null;
		try { selectGroupName = node.attributes.getNamedItem("spry:selectgroup").value; } catch (e) {}
		if (!selectGroupName)
			selectGroupName = "default";

		Spry.Utils.addEventListener(node, "click", function(event) { Spry.Utils.SelectionManager.select(selectGroupName, node, value); }, false);

		if (node.attributes.getNamedItem("spry:selected"))
			Spry.Utils.SelectionManager.select(selectGroupName, node, value);
	}
};

Spry.Data.Region.behaviorAttrs["spry:hover"] =
{
	attach: function(rgn, node, value)
	{
		Spry.Utils.addEventListener(node, "mouseover", function(event){ Spry.Utils.addClassName(node, value); }, false);
		Spry.Utils.addEventListener(node, "mouseout", function(event){ Spry.Utils.removeClassName(node, value); }, false);
	}
};

Spry.Data.Region.setUpRowNumberForEvenOddAttr = function(node, attr, value, rowNumAttrName)
{
	

	if (!value)
	{
		Spry.Debug.showError("The " + attr + " attribute requires a CSS class name as its value!");
		node.attributes.removeNamedItem(attr);
		return;
	}

	var dsName = "";
	var valArr = value.split(/\s/);
	if (valArr.length > 1)
	{
		

		dsName = valArr[0];
		node.setAttribute(attr, valArr[1]);
	}

	

	node.setAttribute(rowNumAttrName, "{" + (dsName ? (dsName + "::") : "") + "ds_RowNumber}");
};

Spry.Data.Region.behaviorAttrs["spry:even"] =
{
	setup: function(node, value)
	{
		Spry.Data.Region.setUpRowNumberForEvenOddAttr(node, "spry:even", value, "spryevenrownumber");
	},

	attach: function(rgn, node, value)
	{
		if (value)
		{
			rowNumAttr = node.attributes.getNamedItem("spryevenrownumber");
			if (rowNumAttr && rowNumAttr.value)
			{
				var rowNum = parseInt(rowNumAttr.value);
				if (rowNum % 2)
					Spry.Utils.addClassName(node, value);
			}
		}
		node.removeAttribute("spry:even");
		node.removeAttribute("spryevenrownumber");
	}
};

Spry.Data.Region.behaviorAttrs["spry:odd"] =
{
	setup: function(node, value)
	{
		Spry.Data.Region.setUpRowNumberForEvenOddAttr(node, "spry:odd", value, "spryoddrownumber");
	},

	attach: function(rgn, node, value)
	{
		if (value)
		{
			rowNumAttr = node.attributes.getNamedItem("spryoddrownumber");
			if (rowNumAttr && rowNumAttr.value)
			{
				var rowNum = parseInt(rowNumAttr.value);
				if (rowNum % 2 == 0)
					Spry.Utils.addClassName(node, value);
			}
		}
		node.removeAttribute("spry:odd");
		node.removeAttribute("spryoddrownumber");
	}
};

Spry.Data.Region.setRowAttrClickHandler = function(node, dsName, rowAttr, funcName)
{
		if (dsName)
		{
			var ds = Spry.Data.getDataSetByName(dsName);
			if (ds)
			{
				rowIDAttr = node.attributes.getNamedItem(rowAttr);
				if (rowIDAttr)
				{
					var rowAttrVal = rowIDAttr.value;
					if (rowAttrVal)
						Spry.Utils.addEventListener(node, "click", function(event){ ds[funcName](rowAttrVal); }, false);
				}
			}
		}
};

Spry.Data.Region.behaviorAttrs["spry:setrow"] =
{
	setup: function(node, value)
	{
		if (!value)
		{
			Spry.Debug.reportError("The spry:setrow attribute requires a data set name as its value!");
			node.removeAttribute("spry:setrow");
			return;
		}

	

		node.setAttribute("spryrowid", "{" + value + "::ds_RowID}");
	},

	attach: function(rgn, node, value)
	{
		Spry.Data.Region.setRowAttrClickHandler(node, value, "spryrowid", "setCurrentRow");
		node.removeAttribute("spry:setrow");
		node.removeAttribute("spryrowid");
	}
};

Spry.Data.Region.behaviorAttrs["spry:setrownumber"] =
{
	setup: function(node, value)
	{
		if (!value)
		{
			Spry.Debug.reportError("The spry:setrownumber attribute requires a data set name as its value!");
			node.removeAttribute("spry:setrownumber");
			return;
		}

	

		node.setAttribute("spryrownumber", "{" + value + "::ds_RowID}");
	},

	attach: function(rgn, node, value)
	{
		Spry.Data.Region.setRowAttrClickHandler(node, value, "spryrownumber", "setCurrentRowNumber");
		node.removeAttribute("spry:setrownumber");
		node.removeAttribute("spryrownumber");
	}
};

Spry.Data.Region.behaviorAttrs["spry:sort"] =
{
	attach: function(rgn, node, value)
	{
		if (!value)
			return;


		var ds = rgn.getDataSets()[0];
		var sortOrder = "toggle";

		var colArray = value.split(/\s/);
		if (colArray.length > 1)
		{
		

			var specifiedDS = Spry.Data.getDataSetByName(colArray[0]);
			if (specifiedDS)
			{
				ds = specifiedDS;
				colArray.shift();
			}

		

			if (colArray.length > 1)
			{
				var str = colArray[colArray.length - 1];
				if (str == "ascending" || str == "descending" || str == "toggle")
				{
					sortOrder = str;
					colArray.pop();
				}
			}
		}

		if (ds && colArray.length > 0)
			Spry.Utils.addEventListener(node, "click", function(event){ ds.sort(colArray, sortOrder); }, false);

		node.removeAttribute("spry:sort");
	}
};

Spry.Data.Region.prototype.attachBehaviors = function()
{
	var rgn = this;
	Spry.Utils.getNodesByFunc(this.regionNode, function(node)
	{
		if (!node || node.nodeType != 1 /* Node.ELEMENT_NODE */)
			return false;
		try
		{
			var bAttrs = Spry.Data.Region.behaviorAttrs;
			for (var bAttrName in bAttrs)
			{
				var attr = node.attributes.getNamedItem(bAttrName);
				if (attr)
				{
					var behavior = bAttrs[bAttrName];
					if (behavior && behavior.attach)
						behavior.attach(rgn, node, attr.value);
				}
			}
		} catch(e) {}

		return false;
	});
};

Spry.Data.Region.prototype.updateContent = function()
{
	var allDataSetsReady = true;

	var dsArray = this.getDataSets();

	if (!dsArray || dsArray.length < 1)
	{
		Spry.Debug.reportError("updateContent(): Region '" + this.name + "' has no data set!\n");
		return;
	}

	for (var i = 0; i < dsArray.length; i++)
	{
		var ds = dsArray[i];

		if (ds)
		{
			if (ds.getLoadDataRequestIsPending())
				allDataSetsReady = false;
			else if (!ds.getDataWasLoaded())
			{
				
				ds.loadData();
				allDataSetsReady = false;
			}
		}
	}

	if (!allDataSetsReady)
	{
		Spry.Data.Region.notifyObservers("onLoadingData", this);

		return;
	}

	this.setState("ready");
};

Spry.Data.Region.prototype.clearContent = function()
{
	this.regionNode.innerHTML = "";
};

Spry.Data.Region.processContentPI = function(inStr)
{
	var outStr = "";
	var regexp = /<!--\s*<\/?spry:content\s*[^>]*>\s*-->/mg;
	var searchStartIndex = 0;
	var processingContentTag = 0;

	while (inStr.length)
	{
		var results = regexp.exec(inStr);
		if (!results || !results[0])
		{
			outStr += inStr.substr(searchStartIndex, inStr.length - searchStartIndex);
			break;
		}

		if (!processingContentTag && results.index != searchStartIndex)
		{
			
			outStr += inStr.substr(searchStartIndex, results.index - searchStartIndex);
		}

		if (results[0].search(/<\//) != -1)
		{
			--processingContentTag;
			if (processingContentTag)
				Spry.Debug.reportError("Nested spry:content regions are not allowed!\n");
		}
		else
		{
			++processingContentTag;
			var dataRefStr = results[0].replace(/.*\bdataref="/, "");
			outStr += dataRefStr.replace(/".*$/, "");
		}

		searchStartIndex = regexp.lastIndex;
	}

	return outStr;
};

Spry.Data.Region.prototype.tokenizeData = function(dataStr)
{
	
	if (!dataStr)
		return null;

	var rootToken = new Spry.Data.Region.Token(Spry.Data.Region.Token.LIST_TOKEN, null, null, null);
	var tokenStack = new Array;
	var parseStr = Spry.Data.Region.processContentPI(dataStr);

	tokenStack.push(rootToken);

	
	var regexp = /((<!--\s*){0,1}<\/{0,1}spry:[^>]+>(\s*-->){0,1})|((\{|%7[bB])[^\}\s%]+(\}|%7[dD]))/mg;
	var searchStartIndex = 0;

	while(parseStr.length)
	{
		var results = regexp.exec(parseStr);
		var token = null;

		if (!results || !results[0])
		{
			
			var str = parseStr.substr(searchStartIndex, parseStr.length - searchStartIndex);
			token = new Spry.Data.Region.Token(Spry.Data.Region.Token.STRING_TOKEN, null, str, str);
			tokenStack[tokenStack.length - 1].addChild(token);
			break;
		}

		if (results.index != searchStartIndex)
		{
			
			var str = parseStr.substr(searchStartIndex, results.index - searchStartIndex);
			token = new Spry.Data.Region.Token(Spry.Data.Region.Token.STRING_TOKEN, null, str, str);
			tokenStack[tokenStack.length - 1].addChild(token);
		}

		
		if (results[0].search(/^({|%7[bB])/) != -1 /* results[0].charAt(0) == '{' */)
		{
			var valueName = results[0];
			var regionStr = results[0];

			

			valueName = valueName.replace(/^({|%7[bB])/, "");
			valueName = valueName.replace(/(}|%7[dD])$/, "");

			

			var dataSetName = null;
			var splitArray = valueName.split(/::/);

			if (splitArray.length > 1)
			{
				dataSetName = splitArray[0];
				valueName = splitArray[1];
			}

	
			regionStr = regionStr.replace(/^%7[bB]/, "{");
			regionStr = regionStr.replace(/%7[dD]$/, "}");

		

			token = new Spry.Data.Region.Token(Spry.Data.Region.Token.VALUE_TOKEN, dataSetName, valueName, new String(regionStr));
			tokenStack[tokenStack.length - 1].addChild(token);
		}
		else if (results[0].charAt(0) == '<')
		{
		
			var piName = results[0].replace(/^(<!--\s*){0,1}<\/?/, "");
			piName = piName.replace(/>(\s*-->){0,1}|\s.*$/, "");

			if (results[0].search(/<\//) != -1 /* results[0].charAt(1) == '/' */)
			{
				

				if (tokenStack[tokenStack.length - 1].tokenType != Spry.Data.Region.Token.PROCESSING_INSTRUCTION_TOKEN)
				{
					Spry.Debug.reportError("Invalid processing instruction close tag: " + piName + " -- " + results[0] + "\n");
					return null;
				}

				tokenStack.pop();
			}
			else
			{

				var piDesc = Spry.Data.Region.PI.instructions[piName];

				if (piDesc)
				{
					var dataSet = null;

					var selectedDataSetName = "";
					if (results[0].search(/^.*\bselect=\"/) != -1)
					{
						selectedDataSetName = results[0].replace(/^.*\bselect=\"/, "");
						selectedDataSetName = selectedDataSetName.replace(/".*$/, "");

						if (selectedDataSetName)
						{
							dataSet = Spry.Data.getDataSetByName(selectedDataSetName);
							if (!dataSet)
							{
								Spry.Debug.reportError("Failed to retrieve data set (" + selectedDataSetName + ") for " + piName + "\n");
								selectedDataSetName = "";
							}
						}
					}

					
					var jsExpr = null;
					if (results[0].search(/^.*\btest=\"/) != -1)
					{
						jsExpr = results[0].replace(/^.*\btest=\"/, "");
						jsExpr = jsExpr.replace(/".*$/, "");
						jsExpr = Spry.Utils.decodeEntities(jsExpr);
					}

					var regionState = null;
					if (results[0].search(/^.*\bname=\"/) != -1)
					{
						regionState = results[0].replace(/^.*\bname=\"/, "");
						regionState = regionState.replace(/".*$/, "");
						regionState = Spry.Utils.decodeEntities(regionState);
					}

					var piData = new Spry.Data.Region.Token.PIData(piName, selectedDataSetName, jsExpr, regionState);

					token = new Spry.Data.Region.Token(Spry.Data.Region.Token.PROCESSING_INSTRUCTION_TOKEN, dataSet, piData, new String(results[0]));

					tokenStack[tokenStack.length - 1].addChild(token);
					tokenStack.push(token);
				}
				else
				{
					Spry.Debug.reportError("Unsupported region processing instruction: " + results[0] + "\n");
					return null;
				}
			}
		}
		else
		{
			Spry.Debug.reportError("Invalid region token: " + results[0] + "\n");
			return null;
		}

		searchStartIndex = regexp.lastIndex;
	}

	return rootToken;
};

Spry.Data.Region.prototype.processTokenChildren = function(outputArr, token, processContext)
{
	var children = token.children;
	var len = children.length;

	for (var i = 0; i < len; i++)
		this.processTokens(outputArr, children[i], processContext);
};

Spry.Data.Region.prototype.processTokens = function(outputArr, token, processContext)
{
	var i = 0;

	switch(token.tokenType)
	{
		case Spry.Data.Region.Token.LIST_TOKEN:
			this.processTokenChildren(outputArr, token, processContext);
			break;
		case Spry.Data.Region.Token.STRING_TOKEN:
			outputArr.push(token.data);
			break;
		case Spry.Data.Region.Token.PROCESSING_INSTRUCTION_TOKEN:
			if (token.data.name == "spry:repeat")
			{
				var dataSet = null;

				if (token.dataSet)
					dataSet = token.dataSet;
				else
					dataSet = this.dataSets[0];

				if (dataSet)
				{
					var dsContext = processContext.getDataSetContext(dataSet);
					if (!dsContext)
					{
						Spry.Debug.reportError("processTokens() failed to get a data set context!\n");
						break;
					}

					dsContext.pushState();

					var dataSetRows = dsContext.getData();
					var numRows = dataSetRows.length;
					for (i = 0; i < numRows; i++)
					{
						dsContext.setRowIndex(i);
						var testVal = true;
						if (token.data.jsExpr)
						{
							var jsExpr = Spry.Data.Region.processDataRefString(processContext, token.data.jsExpr, null, true);
							try { testVal = Spry.Utils.eval(jsExpr); }
							catch(e)
							{
								Spry.Debug.trace("Caught exception in Spry.Data.Region.prototype.processTokens while evaluating: " + jsExpr + "\n    Exception:" + e + "\n");
								testVal = true;
							}
						}

						if (testVal)
							this.processTokenChildren(outputArr, token, processContext);
					}
					dsContext.popState();
				}
			}
			else if (token.data.name == "spry:if")
			{
				var testVal = true;

				if (token.data.jsExpr)
				{
					var jsExpr = Spry.Data.Region.processDataRefString(processContext, token.data.jsExpr, null, true);

					try { testVal = Spry.Utils.eval(jsExpr); }
					catch(e)
					{
						Spry.Debug.trace("Caught exception in Spry.Data.Region.prototype.processTokens while evaluating: " + jsExpr + "\n    Exception:" + e + "\n");
						testVal = true;
					}
				}

				if (testVal)
					this.processTokenChildren(outputArr, token, processContext);
			}
			else if (token.data.name == "spry:choose")
			{
				var defaultChild = null;
				var childToProcess = null;
				var testVal = false;
				var j = 0;


				for (j = 0; j < token.children.length; j++)
				{
					var child = token.children[j];
					if (child.tokenType == Spry.Data.Region.Token.PROCESSING_INSTRUCTION_TOKEN)
					{
						if (child.data.name == "spry:when")
						{
							if (child.data.jsExpr)
							{
								var jsExpr = Spry.Data.Region.processDataRefString(processContext, child.data.jsExpr, null, true);
								try { testVal = Spry.Utils.eval(jsExpr); }
								catch(e)
								{
									Spry.Debug.trace("Caught exception in Spry.Data.Region.prototype.processTokens while evaluating: " + jsExpr + "\n    Exception:" + e + "\n");
									testVal = false;
								}

								if (testVal)
								{
									childToProcess = child;
									break;
								}
							}
						}
						else if (child.data.name == "spry:default")
							defaultChild = child;
					}
				}

			

				if (!childToProcess && defaultChild)
					childToProcess = defaultChild;

				if (childToProcess)
					this.processTokenChildren(outputArr, childToProcess, processContext);
			}
			else if (token.data.name == "spry:state")
			{
				var testVal = true;

				if (!token.data.regionState || token.data.regionState == this.currentState)
					this.processTokenChildren(outputArr, token, processContext);
			}
			else
			{
				Spry.Debug.reportError("processTokens(): Unknown processing instruction: " + token.data.name + "\n");
				return "";
			}
			break;
		case Spry.Data.Region.Token.VALUE_TOKEN:

			var dataSet = token.dataSet;
			if (!dataSet && this.dataSets && this.dataSets.length > 0 && this.dataSets[0])
			{


				dataSet = this.dataSets[0];
			}
			if (!dataSet)
			{
				Spry.Debug.reportError("processTokens(): Value reference has no data set specified: " + token.regionStr + "\n");
				return "";
			}

			var dsContext = processContext.getDataSetContext(dataSet);
			if (!dsContext)
			{
				Spry.Debug.reportError("processTokens: Failed to get a data set context!\n");
				return "";
			}

			var ds = dsContext.getDataSet();

			if (token.data == "ds_RowNumber")
				outputArr.push(dsContext.getRowIndex());
			else if (token.data == "ds_RowNumberPlus1")
				outputArr.push(dsContext.getRowIndex() + 1);
			else if (token.data == "ds_RowCount")
				outputArr.push(dsContext.getNumRows());
			else if (token.data == "ds_UnfilteredRowCount")
				outputArr.push(dsContext.getNumRows(true));
			else if (token.data == "ds_CurrentRowNumber")
				outputArr.push(ds.getRowNumber(ds.getCurrentRow()));
			else if (token.data == "ds_CurrentRowID")
				outputArr.push(ds.getCurrentRowID());
			else if (token.data == "ds_EvenOddRow")
				outputArr.push((dsContext.getRowIndex() % 2) ? Spry.Data.Region.evenRowClassName : Spry.Data.Region.oddRowClassName);
			else if (token.data == "ds_SortOrder")
				outputArr.push(ds.getSortOrder());
			else if (token.data == "ds_SortColumn")
				outputArr.push(ds.getSortColumn());
			else
			{
				var curDataSetRow = dsContext.getCurrentRow();
				if (curDataSetRow)
					outputArr.push(curDataSetRow[token.data]);
			}
			break;
		default:
			Spry.Debug.reportError("processTokens(): Invalid token type: " + token.regionStr + "\n");
			break;
	}
};

Spry.Data.Region.prototype.transform = function()
{
	if (this.data && !this.tokens)
		this.tokens = this.tokenizeData(this.data);

	if (!this.tokens)
		return "";

	processContext = new Spry.Data.Region.ProcessingContext(this);
	if (!processContext)
		return "";


	var outputArr = [ "" ];
	this.processTokens(outputArr, this.tokens, processContext);
	return outputArr.join("");
};

Spry.Data.Region.PI = {};
Spry.Data.Region.PI.instructions = {};

Spry.Data.Region.PI.buildOpenTagForValueAttr = function(ele, piName, attrName)
{
	if (!ele || !piName)
		return "";

	var jsExpr = "";

	try
	{
		var testAttr = ele.attributes.getNamedItem(piName);
		if (testAttr && testAttr.value)
			jsExpr = Spry.Utils.encodeEntities(testAttr.value);
	}
	catch (e) { jsExpr = ""; }

	if (!jsExpr)
	{
		Spry.Debug.reportError(piName + " attribute requires a JavaScript expression that returns true or false!\n");
		return "";
	}

	return "<" + Spry.Data.Region.PI.instructions[piName].tagName + " " + attrName +"=\"" + jsExpr + "\">";
};

Spry.Data.Region.PI.buildOpenTagForTest = function(ele, piName)
{
	return Spry.Data.Region.PI.buildOpenTagForValueAttr(ele, piName, "test");
};

Spry.Data.Region.PI.buildOpenTagForState = function(ele, piName)
{
	return Spry.Data.Region.PI.buildOpenTagForValueAttr(ele, piName, "name");
};

Spry.Data.Region.PI.buildOpenTagForRepeat = function(ele, piName)
{
	if (!ele || !piName)
		return "";

	var selectAttrStr = "";

	try
	{
		var selectAttr = ele.attributes.getNamedItem(piName);
		if (selectAttr && selectAttr.value)
		{
			selectAttrStr = selectAttr.value;
			selectAttrStr = selectAttrStr.replace(/\s/g, "");
		}
	}
	catch (e) { selectAttrStr = ""; }

	if (!selectAttrStr)
	{
		Spry.Debug.reportError(piName + " attribute requires a data set name!\n");
		return "";
	}

	var testAttrStr = "";

	try
	{
		var testAttr = ele.attributes.getNamedItem("spry:test");
		if (testAttr)
		{
			if (testAttr.value)
				testAttrStr = " test=\"" + Spry.Utils.encodeEntities(testAttr.value) + "\"";
			ele.attributes.removeNamedItem(testAttr.nodeName);
		}
	}
	catch (e) { testAttrStr = ""; }

	return "<" + Spry.Data.Region.PI.instructions[piName].tagName + " select=\"" + selectAttrStr + "\"" + testAttrStr + ">";
};

Spry.Data.Region.PI.buildOpenTagForContent = function(ele, piName)
{
	if (!ele || !piName)
		return "";

	var dataRefStr = "";

	try
	{
		var contentAttr = ele.attributes.getNamedItem(piName);
		if (contentAttr && contentAttr.value)
			dataRefStr = Spry.Utils.encodeEntities(contentAttr.value);
	}
	catch (e) { dataRefStr = ""; }

	if (!dataRefStr)
	{
		Spry.Debug.reportError(piName + " attribute requires a data reference!\n");
		return "";
	}

	return "<" + Spry.Data.Region.PI.instructions[piName].tagName + " dataref=\"" + dataRefStr + "\">";
};

Spry.Data.Region.PI.buildOpenTag = function(ele, piName)
{
	return "<" + Spry.Data.Region.PI.instructions[piName].tagName + ">";
};

Spry.Data.Region.PI.buildCloseTag = function(ele, piName)
{
	return "</" + Spry.Data.Region.PI.instructions[piName].tagName + ">";
};

Spry.Data.Region.PI.instructions["spry:state"] = { tagName: "spry:state", childrenOnly: false, getOpenTag: Spry.Data.Region.PI.buildOpenTagForState, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:if"] = { tagName: "spry:if", childrenOnly: false, getOpenTag: Spry.Data.Region.PI.buildOpenTagForTest, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:repeat"] = { tagName: "spry:repeat", childrenOnly: false, getOpenTag: Spry.Data.Region.PI.buildOpenTagForRepeat, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:repeatchildren"] = { tagName: "spry:repeat", childrenOnly: true, getOpenTag: Spry.Data.Region.PI.buildOpenTagForRepeat, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:choose"] = { tagName: "spry:choose", childrenOnly: true, getOpenTag: Spry.Data.Region.PI.buildOpenTag, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:when"] = { tagName: "spry:when", childrenOnly: false, getOpenTag: Spry.Data.Region.PI.buildOpenTagForTest, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:default"] = { tagName: "spry:default", childrenOnly: false, getOpenTag: Spry.Data.Region.PI.buildOpenTag, getCloseTag: Spry.Data.Region.PI.buildCloseTag };
Spry.Data.Region.PI.instructions["spry:content"] = { tagName: "spry:content", childrenOnly: true, getOpenTag: Spry.Data.Region.PI.buildOpenTagForContent, getCloseTag: Spry.Data.Region.PI.buildCloseTag };

Spry.Data.Region.PI.orderedInstructions = [ "spry:state", "spry:if", "spry:repeat", "spry:repeatchildren", "spry:choose", "spry:when", "spry:default", "spry:content" ];

Spry.Data.Region.getTokensFromStr = function(str)
{
	
	if (!str)
		return null;
	return str.match(/{[^}]+}/g);
};

Spry.Data.Region.processDataRefString = function(processingContext, regionStr, dataSetsToUse, isJSExpr)
{
	if (!regionStr)
		return "";

	if (!processingContext && !dataSetsToUse)
		return regionStr;

	var resultStr = "";
	var re = new RegExp("\\{([^\\}:]+::)?[^\\}]+\\}", "g");
	var startSearchIndex = 0;

	while (startSearchIndex < regionStr.length)
	{
		var reArray = re.exec(regionStr);
		if (!reArray || !reArray[0])
		{
			resultStr += regionStr.substr(startSearchIndex, regionStr.length - startSearchIndex);
			return resultStr;
		}

		if (reArray.index != startSearchIndex)
			resultStr += regionStr.substr(startSearchIndex, reArray.index - startSearchIndex);

		var dsName = "";
		if (reArray[0].search(/^\{[^}:]+::/) != -1)
			dsName = reArray[0].replace(/^\{|::.*/g, "");

		var fieldName = reArray[0].replace(/^\{|.*::|\}/g, "");
		var row = null;

		if (processingContext)
		{
			var dsContext = processingContext.getDataSetContext(dsName);

			if (fieldName == "ds_RowNumber")
			{
				resultStr += dsContext.getRowIndex();
				row = null;
			}
			else if (fieldName == "ds_RowNumberPlus1")
			{
				resultStr += (dsContext.getRowIndex() + 1);
				row = null;
			}
			else if (fieldName == "ds_RowCount")
			{
				resultStr += dsContext.getNumRows();
				row = null;
			}
			else if (fieldName == "ds_UnfilteredRowCount")
			{
				resultStr += dsContext.getNumRows(true);
				row = null;
			}
			else if (fieldName == "ds_CurrentRowNumber")
			{
				var ds = dsContext.getDataSet();
				resultStr += ds.getRowNumber(ds.getCurrentRow());
				row = null;
			}
			else if (fieldName == "ds_CurrentRowID")
			{
				var ds = dsContext.getDataSet();
				resultStr += "" + ds.getCurrentRowID();
				row = null;
			}
			else if (fieldName == "ds_EvenOddRow")
			{
				resultStr += (dsContext.getRowIndex() % 2) ? Spry.Data.Region.evenRowClassName : Spry.Data.Region.oddRowClassName;
				row = null;
			}
			else if (fieldName == "ds_SortOrder")
			{
				resultStr += dsContext.getDataSet().getSortOrder();
				row = null;
			}
			else if (fieldName == "ds_SortColumn")
			{
				resultStr += dsContext.getDataSet().getSortColumn();
				row = null;
			}
			else
				row = processingContext.getCurrentRowForDataSet(dsName);
		}
		else
		{
			var ds = dsName ? dataSetsToUse[dsName] : dataSetsToUse[0];
			if (ds)
				row = ds.getCurrentRow();
		}

		if (row)
			resultStr += isJSExpr ? Spry.Utils.escapeQuotesAndLineBreaks("" + row[fieldName]) : row[fieldName];

		if (startSearchIndex == re.lastIndex)
		{
			

			var leftOverIndex = reArray.index + reArray[0].length;
			if (leftOverIndex < regionStr.length)
				resultStr += regionStr.substr(leftOverIndex);

			break;
		}

		startSearchIndex = re.lastIndex;
	}

	return resultStr;
};

Spry.Data.Region.strToDataSetsArray = function(str, returnRegionNames)
{
	var dataSetsArr = new Array;
	var foundHash = {};

	if (!str)
		return dataSetsArr;

	str = str.replace(/\s+/g, " ");
	str = str.replace(/^\s|\s$/g, "");
	var arr = str.split(/ /);


	for (var i = 0; i < arr.length; i++)
	{
		if (arr[i] && !Spry.Data.Region.PI.instructions[arr[i]])
		{
			try {
				var dataSet = Spry.Data.getDataSetByName(arr[i]);

				if (!foundHash[arr[i]])
				{
					if (returnRegionNames)
						dataSetsArr.push(arr[i]);
					else
						dataSetsArr.push(dataSet);
					foundHash[arr[i]] = true;
				}
			}
			catch (e) { /* Spry.Debug.trace("Caught exception: " + e + "\n"); */ }
		}
	}

	return dataSetsArr;
};

Spry.Data.Region.DSContext = function(dataSet, processingContext)
{
	var m_dataSet = dataSet;
	var m_processingContext = processingContext;
	var m_curRowIndexArray = [ { rowIndex: -1 } ]; 
	var m_parent = null;
	var m_children = [];

	

	var getInternalRowIndex = function() { return m_curRowIndexArray[m_curRowIndexArray.length - 1].rowIndex; };

	
	this.resetAll = function() { m_curRowIndexArray = [ { rowIndex: m_dataSet.getCurrentRow() } ] };
	this.getDataSet = function() { return m_dataSet; };
	this.getNumRows = function(unfiltered)
	{
		var data = this.getCurrentState().data;
		return data ? data.length : m_dataSet.getRowCount(unfiltered);
	};
	this.getData = function()
	{
		var data = this.getCurrentState().data;
		return data ? data : m_dataSet.getData();
	};
	this.setData = function(data)
	{
		this.getCurrentState().data = data;
	};
	this.getCurrentRow = function()
	{
		if (m_curRowIndexArray.length < 2 || getInternalRowIndex() < 0)
			return m_dataSet.getCurrentRow();

		var data = this.getData();
		var curRowIndex = getInternalRowIndex();

		if (curRowIndex < 0 || curRowIndex > data.length)
		{
			Spry.Debug.reportError("Invalid index used in Spry.Data.Region.DSContext.getCurrentRow()!\n");
			return null;
		}

		return data[curRowIndex];
	};
	this.getRowIndex = function()
	{
		var curRowIndex = getInternalRowIndex();
		if (curRowIndex >= 0)
			return curRowIndex;

		return m_dataSet.getRowNumber(m_dataSet.getCurrentRow());
	};
	this.setRowIndex = function(rowIndex)
	{
		this.getCurrentState().rowIndex = rowIndex;

		var data = this.getData();
		var numChildren = m_children.length;
		for (var i = 0; i < numChildren; i++)
			m_children[i].syncDataWithParentRow(this, rowIndex, data);
	};
	this.syncDataWithParentRow = function(parentDSContext, rowIndex, parentData)
	{
		var row = parentData[rowIndex];
		if (row)
		{
			nestedDS = m_dataSet.getNestedDataSetForParentRow(row);
			if (nestedDS)
			{
				var currentState = this.getCurrentState();
				currentState.data = nestedDS.getData();
				currentState.rowIndex = nestedDS.getCurrentRowNumber();

				var numChildren = m_children.length;
				for (var i = 0; i < numChildren; i++)
					m_children[i].syncDataWithParentRow(this, currentState.rowIndex, currentState.data);
			}
		}
	};
	this.pushState = function()
	{
		var curState = this.getCurrentState();
		var newState = new Object;
		newState.rowIndex = curState.rowIndex;
		newState.data = curState.data;

		m_curRowIndexArray.push(newState);

		var numChildren = m_children.length;
		for (var i = 0; i < numChildren; i++)
			m_children[i].pushState();
	};
	this.popState = function()
	{
		if (m_curRowIndexArray.length < 2)
		{
			
			Spry.Debug.reportError("Stack underflow in Spry.Data.Region.DSContext.popState()!\n");
			return;
		}

		var numChildren = m_children.length;
		for (var i = 0; i < numChildren; i++)
			m_children[i].popState();

		m_curRowIndexArray.pop();
	};
	this.getCurrentState = function()
	{
		return m_curRowIndexArray[m_curRowIndexArray.length - 1];
	};
	this.addChild = function(childDSContext)
	{
		var numChildren = m_children.length;
		for (var i = 0; i < numChildren; i++)
		{
			if (m_children[i] == childDSContext)
				return;
		}
		m_children.push(childDSContext);
	};
};

Spry.Data.Region.ProcessingContext = function(region)
{
	this.region = region;
	this.dataSetContexts = [];

	if (region && region.dataSets)
	{
		
		var dsArray = region.dataSets.slice(0);
		var dsArrayLen = dsArray.length;
		for (var i = 0; i < dsArrayLen; i++)
		{
			var ds = region.dataSets[i];
			while (ds && ds.getParentDataSet)
			{
				var doesExist = false;
				ds = ds.getParentDataSet();
				if (ds && this.indexOf(dsArray, ds) == -1)
					dsArray.push(ds);
			}
		}

		for (i = 0; i < dsArray.length; i++)
			this.dataSetContexts.push(new Spry.Data.Region.DSContext(dsArray[i], this));


		var dsContexts = this.dataSetContexts;
		var numDSContexts = dsContexts.length;

		for (i = 0; i < numDSContexts; i++)
		{
			var dsc = dsContexts[i];
			var ds = dsc.getDataSet();
			if (ds.getParentDataSet)
			{
				var parentDS = ds.getParentDataSet();
				if (parentDS)
				{
					var pdsc = this.getDataSetContext(parentDS);
					if (pdsc) pdsc.addChild(dsc);
				}
			}
		}
	}
};

Spry.Data.Region.ProcessingContext.prototype.indexOf = function(arr, item)
{
	
	if (arr)
	{
		var arrLen = arr.length;
		for (var i = 0; i < arrLen; i++)
			if (arr[i] == item)
				return i;
	}
	return -1;
};

Spry.Data.Region.ProcessingContext.prototype.getDataSetContext = function(dataSet)
{
	if (!dataSet)
	{
		

		if (this.dataSetContexts.length > 0)
			return this.dataSetContexts[0];
		return null;
	}

	if (typeof dataSet == 'string')
	{
		dataSet = Spry.Data.getDataSetByName(dataSet);
		if (!dataSet)
			return null;
	}

	for (var i = 0; i < this.dataSetContexts.length; i++)
	{
		var dsc = this.dataSetContexts[i];
		if (dsc.getDataSet() == dataSet)
			return dsc;
	}

	return null;
};

Spry.Data.Region.ProcessingContext.prototype.getCurrentRowForDataSet = function(dataSet)
{
	var dsc = this.getDataSetContext(dataSet);
	if (dsc)
		return dsc.getCurrentRow();
	return null;
};

Spry.Data.Region.Token = function(tokenType, dataSet, data, regionStr)
{
	var self = this;
	this.tokenType = tokenType;
	this.dataSet = dataSet;
	this.data = data;
	this.regionStr = regionStr;
	this.parent = null;
	this.children = null;
};

Spry.Data.Region.Token.prototype.addChild = function(child)
{
	if (!child)
		return;

	if (!this.children)
		this.children = new Array;

	this.children.push(child);
	child.parent = this;
};

Spry.Data.Region.Token.LIST_TOKEN                   = 0;
Spry.Data.Region.Token.STRING_TOKEN                 = 1;
Spry.Data.Region.Token.PROCESSING_INSTRUCTION_TOKEN = 2;
Spry.Data.Region.Token.VALUE_TOKEN                  = 3;

Spry.Data.Region.Token.PIData = function(piName, data, jsExpr, regionState)
{
	var self = this;
	this.name = piName;
	this.data = data;
	this.jsExpr = jsExpr;
	this.regionState = regionState;
};

Spry.Utils.addLoadListener(function() { setTimeout(function() { if (Spry.Data.initRegionsOnLoad) Spry.Data.initRegions(); }, 0); });