/* xajax Javascript library :: version 0.2.4 */
Array.prototype.containsValue=function(valueToCheck)
{
	for(var i=0;i<this.length;i++) {
		if(this[i]==valueToCheck)
			return true;
	}
	return false;
}
function Xajax()
{
	this.DebugMessage=function(text)
	{
		if(text.length > 1000)
			text=text.substr(0,1000)+"...\n[long response]\n...";
		try {
			if(this.debugWindow==undefined||this.debugWindow.closed==true) {
				this.debugWindow=window.open('about:blank','xajax-debug','width=800,height=600,scrollbars=1,resizable,status');
				this.debugWindow.document.write('<html><head><title>Xajax debug output</title></head><body><h2>Xajax debug output</h2><div id="debugTag"></div></body></html>');
			}
			text=text.replace(/&/g,"&amp;")
			text=text.replace(/</g,"&lt;")
			text=text.replace(/>/g,"&gt;")
			debugTag=this.debugWindow.document.getElementById('debugTag');
			debugTag.innerHTML=('<b>'+(new Date()).toString()+'</b>: '+text+'<hr/>')+debugTag.innerHTML;
		} catch(e) {
			alert("Xajax Debug:\n "+text);
		}
	};
	this.workId='xajaxWork'+new Date().getTime();
	this.depth=0;
	this.responseErrorsForAlert=["400","401","402","403","404","500","501","502","503"];
	this.getRequestObject=function()
	{
		if(xajaxDebug)
			this.DebugMessage("Initializing Request Object..");
		var req=null;
		if(typeof XMLHttpRequest!="undefined")
			req=new XMLHttpRequest();
		if(!req&&typeof ActiveXObject!="undefined")
		{
			try {
				req=new ActiveXObject("Msxml2.XMLHTTP");
			}
			catch(e){try{req=new ActiveXObject("Microsoft.XMLHTTP");}
			catch(e2){try{req=new ActiveXObject("Msxml2.XMLHTTP.4.0");}
			catch(e3){req=null;}
		}
	}
}
if(!req&&window.createRequest)
	req=window.createRequest();
if(!req)
	this.DebugMessage("Request Object Instantiation failed.");
	return req;
}
this.$=function(sId)
{
	if(!sId)
	{
		return null;
	}
	var returnObj=document.getElementById(sId);
	if(!returnObj&&document.all)
	{
		returnObj=document.all[sId];
	}
	if(xajaxDebug&&!returnObj&&sId!=this.workId)
	{
		this.DebugMessage("Element with the id \""+sId+"\" not found.");
	}
	return returnObj;
}
this.include=function(sFileName)
{
	var objHead=document.getElementsByTagName('head');
	var objScript=document.createElement('script');
	objScript.type='text/javascript';
	objScript.src=sFileName;objHead[0].appendChild(objScript);
}
this.stripOnPrefix=function(sEventName)
{
	sEventName=sEventName.toLowerCase();
	if(sEventName.indexOf('on')==0)
	{
		sEventName=sEventName.replace(/on/,'');
	}
	return sEventName;
}
this.addOnPrefix=function(sEventName)
{
	sEventName=sEventName.toLowerCase();
	if(sEventName.indexOf('on')!=0)
	{
		sEventName='on'+sEventName;
	}
	return sEventName;
}
this.addHandler=function(sElementId,sEvent,sFunctionName)
{
	if(window.addEventListener)
	{
		sEvent=this.stripOnPrefix(sEvent);
		eval("this.$('"+sElementId+"').addEventListener('"+sEvent+"',"+sFunctionName+",false);");
	}
	else
	{
		sAltEvent=this.addOnPrefix(sEvent);
		eval("this.$('"+sElementId+"').attachEvent('"+sAltEvent+"',"+sFunctionName+",false);");
	}
}
this.removeHandler=function(sElementId,sEvent,sFunctionName)
{
	if(window.addEventListener)
	{
		sEvent=this.stripOnPrefix(sEvent);
		eval("this.$('"+sElementId+"').removeEventListener('"+sEvent+"',"+sFunctionName+",false);");
	}
	else
	{
		sAltEvent=this.addOnPrefix(sEvent);
		eval("this.$('"+sElementId+"').detachEvent('"+sAltEvent+"',"+sFunctionName+",false);");
	}
}
this.create=function(sParentId,sTag,sId)
{
	var objParent=this.$(sParentId);
	objElement=document.createElement(sTag);
	objElement.setAttribute('id',sId);
	if(objParent)
		objParent.appendChild(objElement);
}
this.insert=function(sBeforeId,sTag,sId)
{
	var objSibling=this.$(sBeforeId);
	objElement=document.createElement(sTag);
	objElement.setAttribute('id',sId);
	objSibling.parentNode.insertBefore(objElement,objSibling);
}
this.insertAfter=function(sAfterId,sTag,sId)
{
	var objSibling=this.$(sAfterId);
	objElement=document.createElement(sTag);
	objElement.setAttribute('id',sId);
	objSibling.parentNode.insertBefore(objElement,objSibling.nextSibling);
}
this.getInput=function(sType,sName,sId)
{
	var Obj;if(!window.addEventListener)
	{
		Obj=document.createElement('<input type="'+sType+'" id="'+sId+'" name="'+sName+'">');
	}
	else
	{
		Obj=document.createElement('input');
		Obj.setAttribute('type',sType);
		Obj.setAttribute('name',sName);
		Obj.setAttribute('id',sId);
	}
	return Obj;
}
this.createInput=function(sParentId,sType,sName,sId)
{
	var objParent=this.$(sParentId);
	var objElement=this.getInput(sType,sName,sId);
	if(objParent&&objElement)
	objParent.appendChild(objElement);
}
this.insertInput=function(sBeforeId,sType,sName,sId)
{
	var objSibling=this.$(sBeforeId);
	var objElement=this.getInput(sType,sName,sId);
	if(objElement&&objSibling&&objSibling.parentNode)
		objSibling.parentNode.insertBefore(objElement,objSibling);
}
this.insertInputAfter=function(sAfterId,sType,sName,sId)
{
	var objSibling=this.$(sAfterId);
	var objElement=this.getInput(sType,sName,sId);
	if(objElement&&objSibling&&objSibling.parentNode)
	{
		objSibling.parentNode.insertBefore(objElement,objSibling.nextSibling);
	}
}
this.remove=function(sId)
{
	objElement=this.$(sId);
	if(objElement&&objElement.parentNode&&objElement.parentNode.removeChild)
	{
		objElement.parentNode.removeChild(objElement);
	}
}
this.replace=function(sId,sAttribute,sSearch,sReplace)
{
	var bFunction=false;
	if(sAttribute=="innerHTML")
		sSearch=this.getBrowserHTML(sSearch);
	eval("var txt=this.$('"+sId+"')."+sAttribute);
	if(typeof txt=="function")
	{
		txt=txt.toString();
		bFunction=true;
	}
	if(txt.indexOf(sSearch)>-1)
	{
		var newTxt='';
		while(txt.indexOf(sSearch)>-1)
		{
			x=txt.indexOf(sSearch)+sSearch.length+1;
			newTxt+=txt.substr(0,x).replace(sSearch,sReplace);
			txt=txt.substr(x,txt.length-x);
		}
		newTxt+=txt;
		if(bFunction)
		{
			eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');
		}
		else if(this.willChange(sId,sAttribute,newTxt))
		{
			eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');
		}
	}
}
this.getFormValues=function(frm)
{
	var objForm;var submitDisabledElements=false;
	if(arguments.length > 1&&arguments[1]==true)
		submitDisabledElements=true;
	var prefix="";
	if(arguments.length > 2)
		prefix=arguments[2];
	if(typeof(frm)=="string")
		objForm=this.$(frm);
	else
		objForm=frm;
	var sXml="<xjxquery><q>";
	if(objForm&&objForm.tagName=='FORM')
	{
		var formElements=objForm.elements;
		for(var i=0;i < formElements.length;i++)
		{
			if(!formElements[i].name)
				continue;
			if(formElements[i].name.substring(0,prefix.length)!=prefix)
				continue;
			if(formElements[i].type&&(formElements[i].type=='radio'||formElements[i].type=='checkbox')&&formElements[i].checked==false)
				continue;
			if(formElements[i].disabled&&formElements[i].disabled==true&&submitDisabledElements==false)
				continue;
			var name=formElements[i].name;
			if(name)
			{
				if(sXml!='<xjxquery><q>')
				sXml+='&';
				if(formElements[i].type=='select-multiple')
				{
					for(var j=0;j < formElements[i].length;j++)
					{
						if(formElements[i].options[j].selected==true)
						sXml+=name+"="+encodeURIComponent(formElements[i].options[j].value)+"&";
					}
				}
				else
				{
					sXml+=name+"="+encodeURIComponent(formElements[i].value);
				}
			}
		}
	}
	sXml+="</q></xjxquery>";return sXml;
}
this.objectToXML=function(obj)
{
	var sXml="<xjxobj>";
	for(i in obj)
	{
		try
		{
			if(i=='constructor')
				continue;
			if(obj[i]&&typeof(obj[i])=='function')
				continue;
			var key=i;
			var value=obj[i];
			if(value&&typeof(value)=="object"&&this.depth <=50)
			{
				this.depth++;
				value=this.objectToXML(value);
				this.depth--;
			}
			sXml+="<e><k>"+key+"</k><v>"+value+"</v></e>";
		}
		catch(e)
		{
			if(xajaxDebug)this.DebugMessage(e.name+": "+e.message);
		}
	}
	sXml+="</xjxobj>";return sXml;
}
this._nodeToObject=function(node)
{
	if(node.nodeName=='#cdata-section')
	{
		var data="";
		for(var j=0;j<node.parentNode.childNodes.length;j++)
		{
			data+=node.parentNode.childNodes[j].data;
		}
		return data;
	}
	else if(node.nodeName=='xjxobj')
	{
		var data=new Array();
		for(var j=0;j<node.childNodes.length;j++)
		{
			var child=node.childNodes[j];
			var key;
			var value;
			if(child.nodeName=='e')
			{
				for(var k=0;k<child.childNodes.length;k++)
				{
					if(child.childNodes[k].nodeName=='k')
					{
						key=child.childNodes[k].firstChild.data;
					}
					else if(child.childNodes[k].nodeName=='v')
					{
						value=this._nodeToObject(child.childNodes[k].firstChild);
					}
				}
				if(key!=null&&value!=null)
				{
					data[key]=value;key=value=null;
				}
			}
		}
		return data;
	}
}
this.loadingFunction=function()
{
	//document.getElementById('loading').style.display="";
	document.getElementById('loading').innerHTML="<img src='wp-content/themes/natural/web20/images/loading.gif'>";
};
this.doneLoadingFunction=function()
{
	//document.getElementById('loading').style.display="none";
	document.getElementById('loading').innerHTML="<p>Thanks for using our service.</p>";
};
var loadingTimeout;
this.call=function(sFunction,aArgs,sRequestType)
{
	var i,r,postData;
	if(document.body&&xajaxWaitCursor)
	{
		document.body.style.cursor='wait';
	}
	if(xajaxStatusMessages==true)
		window.status='Sending Request...';
	clearTimeout(loadingTimeout);
	loadingTimeout=setTimeout("xajax.loadingFunction();",400);
	if(xajaxDebug)
		this.DebugMessage("Starting xajax...");
	if(sRequestType==null)
	{
		var xajaxRequestType=xajaxDefinedPost;
	}
	else
	{
		var xajaxRequestType=sRequestType;
	}
	var uri=xajaxRequestUri;
	var value;
	switch(xajaxRequestType)
	{
		case xajaxDefinedGet:
		{
			var uriGet=uri.indexOf("?")==-1?"?xajax="+encodeURIComponent(sFunction):"&xajax="+encodeURIComponent(sFunction);
			if(aArgs)
			{
				for(i=0;i<aArgs.length;i++)
				{
					value=aArgs[i];
					if(typeof(value)=="object")
						value=this.objectToXML(value);
					uriGet+="&xajaxargs[]="+encodeURIComponent(value);
				}
			}
			uriGet+="&xajaxr="+new Date().getTime();
			uri+=uriGet;
			postData=null;
		}
		break;
		case xajaxDefinedPost:
		{
			postData="xajax="+encodeURIComponent(sFunction);postData+="&xajaxr="+new Date().getTime();
			if(aArgs)
			{
				for(i=0;i <aArgs.length;i++)
				{
					value=aArgs[i];
					if(typeof(value)=="object")
						value=this.objectToXML(value);
					postData=postData+"&xajaxargs[]="+encodeURIComponent(value);
				}
			}
		}
		break;
		default:
			alert("Illegal request type: "+xajaxRequestType);
			return false;
			break;
	}
	r=this.getRequestObject();
	if(!r)
		return false;
	r.open(xajaxRequestType==xajaxDefinedGet?"GET":"POST",uri,true);
	if(xajaxRequestType==xajaxDefinedPost)
	{
		try
		{
			r.setRequestHeader("Method","POST "+uri+" HTTP/1.1");
			r.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
		}
		catch(e)
		{
			alert("Your browser does not appear to  support asynchronous requests using POST.");
			return false;
		}
	}
	r.onreadystatechange=function()
	{
		if(r.readyState!=4)
			return;
		if(r.status==200)
		{
			if(xajaxDebug)
				xajax.DebugMessage("Received:\n"+r.responseText);
			if(r.responseXML&&r.responseXML.documentElement)
				xajax.processResponse(r.responseXML);
			else
			{
				var errorString="Error: the XML response that was returned from the server is invalid.";
				errorString+="\nReceived:\n"+r.responseText;
				trimmedResponseText=r.responseText.replace(/^\s+/g,"");
				trimmedResponseText=trimmedResponseText.replace(/\s+$/g,"");
				if(trimmedResponseText!=r.responseText)
					errorString+="\nYou have whitespace in your response.";
				alert(errorString);
				document.body.style.cursor='default';
				if(xajaxStatusMessages==true)
					window.status='Invalid XML response error';
			}
		}
		else
		{
			if(xajax.responseErrorsForAlert.containsValue(r.status))
			{
				var errorString="Error: the server returned the following HTTP status: "+r.status;
				errorString+="\nReceived:\n"+r.responseText;alert(errorString);
			}
			document.body.style.cursor='default';
			if(xajaxStatusMessages==true)
				window.status='Invalid XML response error';
		}
		delete r;
		r=null;
	}
	if(xajaxDebug)
		this.DebugMessage("Calling "+sFunction+" uri="+uri+" (post:"+postData+")");
	r.send(postData);
	if(xajaxStatusMessages==true)
		window.status='Waiting for data...';
	delete r;
	return true;
}
this.getBrowserHTML=function(html)
{
	tmpXajax=this.$(this.workId);
	if(!tmpXajax)
	{
		tmpXajax=document.createElement("div");
		tmpXajax.setAttribute('id',this.workId);
		tmpXajax.style.display="none";
		tmpXajax.style.visibility="hidden";
		document.body.appendChild(tmpXajax);
	}
	tmpXajax.innerHTML=html;
	var browserHTML=tmpXajax.innerHTML;tmpXajax.innerHTML='';
	return browserHTML;
}
this.willChange=function(element,attribute,newData)
{
	if(!document.body)
	{
		return true;
	}
	if(attribute=="innerHTML")
	{
		newData=this.getBrowserHTML(newData);
	}
	elementObject=this.$(element);if(elementObject)
	{
		var oldData;eval("oldData=this.$('"+element+"')."+attribute);if(newData!==oldData)
		return true;
	}
	return false;
}
this.viewSource=function()
{
	return "<html>"+document.getElementsByTagName("HTML")[0].innerHTML+"</html>";
}
this.processResponse=function(xml)
{
	clearTimeout(loadingTimeout);
	this.doneLoadingFunction();
	if(xajaxStatusMessages==true)
		window.status='Processing...';
	var tmpXajax=null;
	xml=xml.documentElement;
	if(xml==null)
		return;
	var skipCommands=0;
	for(var i=0;i<xml.childNodes.length;i++)
	{
		if(skipCommands > 0)
		{
			skipCommands--;
			continue;
		}
		if(xml.childNodes[i].nodeName=="cmd")
		{
			var cmd;
			var id;
			var property;
			var data;
			var search;
			var type;
			var before;
			var objElement=null;
			for(var j=0;j<xml.childNodes[i].attributes.length;j++)
			{
				if(xml.childNodes[i].attributes[j].name=="n")
				{
					cmd=xml.childNodes[i].attributes[j].value;
				}
				else if(xml.childNodes[i].attributes[j].name=="t")
				{
					id=xml.childNodes[i].attributes[j].value;}
				else if(xml.childNodes[i].attributes[j].name=="p")
				{
					property=xml.childNodes[i].attributes[j].value;}
				else if(xml.childNodes[i].attributes[j].name=="c")
				{
					type=xml.childNodes[i].attributes[j].value;}
				}
				if(xml.childNodes[i].childNodes.length > 1&&xml.childNodes[i].firstChild.nodeName=="#cdata-section")
				{
					data="";for(var j=0;j<xml.childNodes[i].childNodes.length;j++)
					{
						data+=xml.childNodes[i].childNodes[j].data;
					}
				}
				else if(xml.childNodes[i].firstChild&&xml.childNodes[i].firstChild.nodeName=='xjxobj')
				{
					data=this._nodeToObject(xml.childNodes[i].firstChild);objElement="XJX_SKIP";
				}
				else if(xml.childNodes[i].childNodes.length > 1)
				{
					for(var j=0;j<xml.childNodes[i].childNodes.length;j++)
					{
						if(xml.childNodes[i].childNodes[j].childNodes.length > 1&&xml.childNodes[i].childNodes[j].firstChild.nodeName=="#cdata-section")
						{
							var internalData="";for(var k=0;k<xml.childNodes[i].childNodes[j].childNodes.length;k++)
							{
								internalData+=xml.childNodes[i].childNodes[j].childNodes[k].nodeValue;
							}
						}
						else
						{
							var internalData=xml.childNodes[i].childNodes[j].firstChild.nodeValue;
						}
						if(xml.childNodes[i].childNodes[j].nodeName=="s")
						{
							search=internalData;
						}
						if(xml.childNodes[i].childNodes[j].nodeName=="r")
						{
							data=internalData;
						}
					}
				}
				else if(xml.childNodes[i].firstChild)
					data=xml.childNodes[i].firstChild.nodeValue;
				else
					data="";
				if(objElement!="XJX_SKIP")
					objElement=this.$(id);
				var cmdFullname;
				try
				{
					if(cmd=="cc")
					{
						cmdFullname="addConfirmCommands";
						var confirmResult=confirm(data);
						if(!confirmResult)
						{
							skipCommands=id;
						}
				}
				if(cmd=="al")
				{
					cmdFullname="addAlert";
					alert(data);
				}
				else if(cmd=="js")
				{
					cmdFullname="addScript/addRedirect";eval(data);
				}
				else if(cmd=="jc")
				{
					cmdFullname="addScriptCall";
					var scr=id+'(';
					if(data[0]!=null)
					{
					   scr+='data[0]';for(var l=1;l<data.length;l++)
						{
							scr+=',data['+l+']';
						}
					}
					scr+=');';eval(scr);
				}
				else if(cmd=="in")
				{
					cmdFullname="addIncludeScript";this.include(data);
				}
				else if(cmd=="as")
				{
					cmdFullname="addAssign/addClear";
					if(this.willChange(id,property,data))
					{
						eval("objElement."+property+"=data;");
					}
				}
				else if(cmd=="ap")
				{
					cmdFullname="addAppend";
					eval("objElement."+property+"+=data;");
				}
				else if(cmd=="pp")
				{
					cmdFullname="addPrepend";
					eval("objElement."+property+"=data+objElement."+property);
				}
				else if(cmd=="rp")
				{
					cmdFullname="addReplace";
					this.replace(id,property,search,data)
				}
				else if(cmd=="rm")
				{
					cmdFullname="addRemove";
					this.remove(id);
				}
				else if(cmd=="ce")
				{
					cmdFullname="addCreate";
					this.create(id,data,property);
				}
				else if(cmd=="ie")
				{
					cmdFullname="addInsert";
					this.insert(id,data,property);
				}
				else if(cmd=="ia")
				{
					cmdFullname="addInsertAfter";
					this.insertAfter(id,data,property);
				}
				else if(cmd=="ci")
				{
					cmdFullname="addCreateInput";
					this.createInput(id,type,data,property);
				}
				else if(cmd=="ii"){cmdFullname="addInsertInput";
					this.insertInput(id,type,data,property);
				}
				else if(cmd=="iia"){cmdFullname="addInsertInputAfter";
					this.insertInputAfter(id,type,data,property);
				}
				else if(cmd=="ev"){cmdFullname="addEvent";
					property=this.addOnPrefix(property);
					eval("this.$('"+id+"')."+property+"= function(){"+data+";}");
				}
				else if(cmd=="ah"){cmdFullname="addHandler";
					this.addHandler(id,property,data);
				}
				else if(cmd=="rh"){cmdFullname="addRemoveHandler";
					this.removeHandler(id,property,data);
				}
			}
			catch(e)
			{
				if(xajaxDebug)
					alert("While trying to '"+cmdFullname+"' (command number "+i+"), the following error occured:\n"+e.name+": "+e.message+"\n"+(id&&!objElement?"Object with id='"+id+"' wasn't found.\n":""));
			}
			delete objElement;delete cmd;delete cmdFullname;delete id;delete property;delete search;delete data;delete type;delete before;delete internalData;delete j;delete k;
		}
	}
	delete xml;delete i;document.body.style.cursor='default';if(xajaxStatusMessages==true)window.status='Done';}
}
var xajax=new Xajax();
xajaxLoaded=true;
