// Ajax xmlhttprequest code

		function gethttp(){
		var xmlhttp;
		if (window.XMLHttpRequest)     // Object of the current windows
		{ 
			xmlhttp = new XMLHttpRequest();     // Firefox, Safari, ...
		} 
		else 
		 if (window.ActiveXObject)   // ActiveX version
		 {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");  // Internet Explorer 
		 } 
						
		return xmlhttp;
		}
		var http=gethttp();
		/*
		var http = createRequestObject();
function createRequestObject(){
    var request_;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        request_ = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        request_ = new XMLHttpRequest();
    }
    return request_;
}*/