/* 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(){};this.doneLoadingFunction=function(){};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;