function GetXmlHttpObject(){ 
		var objXMLHttp=null
		if (window.XMLHttpRequest){
			objXMLHttp=new XMLHttpRequest();
		}
		else if (window.ActiveXObject){			
			objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
		}
	
	
	return objXMLHttp;
	}	
	function preLoadLoaderImage(){
		pic1= new Image(16,16); 
		pic1.src="http://web.dimsport.com/img/ajax-loader.gif"; 
	}