function Ajax(){
	var xmlhttp=false;
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	 try {
	  xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	 } catch (e) {
	  try {
	   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	  } catch (E) {
	   xmlhttp = false;
	  }
	 }
	@end @*/
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
		try {
			xmlhttp = new XMLHttpRequest();
		} catch (e) {
			xmlhttp=false;
		}
	}
	if (!xmlhttp && window.createRequest) {
		try {
			xmlhttp = window.createRequest();
		} catch (e) {
			xmlhttp=false;
		}
	}
	this.Load = function(divid,pageurl){
		xmlhttp.open("GET", pageurl,true);
		 xmlhttp.onreadystatechange=function() {
		  if(xmlhttp.readyState<4){
			  var div = document.getElementById(divid);
			  div.innerHTML = "Loading";
		  }
		  else{
			  if (xmlhttp.readyState==4) {
			  	var div = document.getElementById(divid);
			  	div.innerHTML = xmlhttp.responseText;
		  	}
		  }		  
		 }
		 xmlhttp.send(null);
	}
	this.DoMapOverLay = function(pageurl){
		xmlhttp.open("GET", pageurl,true);
		 xmlhttp.onreadystatechange=function() {
		  if(xmlhttp.readyState<4){
			  
		  }
		  else{
			  if (xmlhttp.readyState==4) {		  	 			  	  
			  	eval(xmlhttp.responseText);
		  	}
		  }		  
		 }
		 xmlhttp.send(null);
	}
		
}