function AjaxRequest(){var req=new Object();req.timeout=null;req.generateUniqueUrl=false;req.url=window.location.href;req.method="GET";req.async=true;req.username=null;req.password=null;req.parameters=new Object();req.requestIndex=AjaxRequest.numAjaxRequests++;req.responseReceived=false;req.groupName=null;req.queryString="";req.responseText=null;req.responseXML=null;req.status=null;req.statusText=null;req.aborted=false;req.xmlHttpRequest=null;req.onTimeout=null;req.onLoading=null;req.onLoaded=null;req.onInteractive=null;req.onComplete=null;req.onSuccess=null;req.onError=null;req.onGroupBegin=null;req.onGroupEnd=null;req.xmlHttpRequest=AjaxRequest.getXmlHttpRequest();if(req.xmlHttpRequest==null)
return null;req.xmlHttpRequest.onreadystatechange=function()
{if(req==null||req.xmlHttpRequest==null)
return;if(req.xmlHttpRequest.readyState==1)
req.onLoadingInternal(req);if(req.xmlHttpRequest.readyState==2)
req.onLoadedInternal(req);if(req.xmlHttpRequest.readyState==3)
req.onInteractiveInternal(req);if(req.xmlHttpRequest.readyState==4)
req.onCompleteInternal(req);};req.onLoadingInternalHandled=false;req.onLoadedInternalHandled=false;req.onInteractiveInternalHandled=false;req.onCompleteInternalHandled=false;req.onLoadingInternal=function()
{if(req.onLoadingInternalHandled)
return;AjaxRequest.numActiveAjaxRequests++;if(AjaxRequest.numActiveAjaxRequests==1&&typeof(window['AjaxRequestBegin'])=="function")
AjaxRequestBegin();if(req.groupName!=null)
{if(typeof(AjaxRequest.numActiveAjaxGroupRequests[req.groupName])=="undefined")
AjaxRequest.numActiveAjaxGroupRequests[req.groupName]=0;AjaxRequest.numActiveAjaxGroupRequests[req.groupName]++;if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==1&&typeof(req.onGroupBegin)=="function")
req.onGroupBegin(req.groupName);}
if(typeof(req.onLoading)=="function")
req.onLoading(req);req.onLoadingInternalHandled=true;};req.onLoadedInternal=function()
{if(req.onLoadedInternalHandled)
return;if(typeof(req.onLoaded)=="function")
req.onLoaded(req);req.onLoadedInternalHandled=true;};req.onInteractiveInternal=function()
{if(req.onInteractiveInternalHandled)
return;if(typeof(req.onInteractive)=="function")
req.onInteractive(req);req.onInteractiveInternalHandled=true;};req.onCompleteInternal=function()
{if(req.onCompleteInternalHandled||req.aborted)
return;req.onCompleteInternalHandled=true;AjaxRequest.numActiveAjaxRequests--;if(AjaxRequest.numActiveAjaxRequests==0&&typeof(window['AjaxRequestEnd'])=="function")
AjaxRequestEnd(req.groupName);if(req.groupName!=null)
{AjaxRequest.numActiveAjaxGroupRequests[req.groupName]--;if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==0&&typeof(req.onGroupEnd)=="function")
req.onGroupEnd(req.groupName);}
req.responseReceived=true;req.status=req.xmlHttpRequest.status;req.statusText=req.xmlHttpRequest.statusText;req.responseText=req.xmlHttpRequest.responseText;req.responseXML=req.xmlHttpRequest.responseXML;if(typeof(req.onComplete)=="function")
req.onComplete(req);if(req.xmlHttpRequest.status==200&&typeof(req.onSuccess)=="function")
req.onSuccess(req);else if(typeof(req.onError)=="function")
req.onError(req);delete req.xmlHttpRequest['onreadystatechange'];req.xmlHttpRequest=null;};req.onTimeoutInternal=function()
{if(req!=null&&req.xmlHttpRequest!=null&&!req.onCompleteInternalHandled)
{req.aborted=true;req.xmlHttpRequest.abort();AjaxRequest.numActiveAjaxRequests--;if(AjaxRequest.numActiveAjaxRequests==0&&typeof(window['AjaxRequestEnd'])=="function")
AjaxRequestEnd(req.groupName);if(req.groupName!=null)
{AjaxRequest.numActiveAjaxGroupRequests[req.groupName]--;if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==0&&typeof(req.onGroupEnd)=="function")
req.onGroupEnd(req.groupName);}
if(typeof(req.onTimeout)=="function")
req.onTimeout(req);delete req.xmlHttpRequest['onreadystatechange'];req.xmlHttpRequest=null;}};req.process=function()
{if(req.xmlHttpRequest!=null)
{if(req.generateUniqueUrl&&req.method=="GET")
req.parameters["AjaxRequestUniqueId"]=new Date().getTime()+""+req.requestIndex;var content=null;for(var i in req.parameters)
{if(req.queryString.length>0)
req.queryString+="&";req.queryString+=encodeURIComponent(i)+"="+encodeURIComponent(req.parameters[i]);}
if(req.method=="GET")
{if(req.queryString.length>0)
req.url+=((req.url.indexOf("?")>-1)?"&":"?")+req.queryString;}
req.xmlHttpRequest.open(req.method,req.url,req.async,req.username,req.password);if(req.method=="POST")
{if(typeof(req.xmlHttpRequest.setRequestHeader)!="undefined")
req.xmlHttpRequest.setRequestHeader('Content-type','application/x-www-form-urlencoded');content=req.queryString;}
if(req.timeout>0)
setTimeout(req.onTimeoutInternal,req.timeout);req.xmlHttpRequest.send(content);}};req.handleArguments=function(args)
{for(var i in args)
{if(typeof(req[i])=="undefined")
req.parameters[i]=args[i];else
req[i]=args[i];}};req.getAllResponseHeaders=function()
{if(req.xmlHttpRequest!=null)
{if(req.responseReceived)
return req.xmlHttpRequest.getAllResponseHeaders();alert("Cannot getAllResponseHeaders because a response has not yet been received");}};req.getResponseHeader=function(headerName)
{if(req.xmlHttpRequest!=null)
{if(req.responseReceived)
return req.xmlHttpRequest.getResponseHeader(headerName);alert("Cannot getResponseHeader because a response has not yet been received");}};return req;}
AjaxRequest.getXmlHttpRequest=function(){if(window.XMLHttpRequest){return new XMLHttpRequest();}
else if(window.ActiveXObject){try{return new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{return new ActiveXObject("Microsoft.XMLHTTP");}catch(E){return null;}}}
else{return null;}};AjaxRequest.isActive=function(){return(AjaxRequest.numActiveAjaxRequests>0);};AjaxRequest.get=function(args){AjaxRequest.doRequest("GET",args);};AjaxRequest.post=function(args){AjaxRequest.doRequest("POST",args);};AjaxRequest.doRequest=function(method,args){if(typeof(args)!="undefined"&&args!=null){var myRequest=new AjaxRequest();try
{myRequest.method=method;myRequest.handleArguments(args);myRequest.process();}
catch(e)
{}}};AjaxRequest.submit=function(theform,args){var myRequest=new AjaxRequest();if(myRequest==null){return false;}
var serializedForm=AjaxRequest.serializeForm(theform);myRequest.method=theform.method.toUpperCase();myRequest.url=theform.action;myRequest.handleArguments(args);myRequest.queryString=serializedForm;myRequest.process();return true;};AjaxRequest.serializeForm=function(theform){var els=theform.elements;var len=els.length;var queryString="";this.addField=function(name,value){if(queryString.length>0){queryString+="&";}
queryString+=encodeURIComponent(name)+"="+encodeURIComponent(value);};for(var i=0;i<len;i++){var el=els[i];if(!el.disabled){switch(el.type){case'text':case'password':case'hidden':case'textarea':this.addField(el.name,el.value);break;case'select-one':if(el.selectedIndex>=0){this.addField(el.name,el.options[el.selectedIndex].value);}
break;case'select-multiple':for(var j=0;j<el.options.length;j++){if(el.options[j].selected){this.addField(el.name,el.options[j].value);}}
break;case'checkbox':case'radio':if(el.checked){this.addField(el.name,el.value);}
break;}}}
return queryString;};AjaxRequest.numActiveAjaxRequests=0;AjaxRequest.numActiveAjaxGroupRequests=new Object();AjaxRequest.numAjaxRequests=0;