var XmlHttpObj;

function CreateXmlHttpObj( ){
	try{
		XmlHttpObj = new ActiveXObject("Msxml2.XMLHTTP");
	}
	
	catch( e ){
		try{
			XmlHttpObj = new ActiveXObject("Microsoft.XMLHTTP");
		} 
		catch( oc ){
			XmlHttpObj = null;
		}
	}
	
	if(!XmlHttpObj && typeof XMLHttpRequest != "undefined"){
		XmlHttpObj = new XMLHttpRequest();
	}
}