function getContent(filename){  
		var xmlHttp;
		var result="";

			if (window.ActiveXObject){
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}else if (window.XMLHttpRequest){
				xmlHttp=new XMLHttpRequest();
			}

		    xmlHttp.open("GET",filename,false);
		    xmlHttp.send("");  
			return xmlHttp.responseText;
	 }
	 function deleteOrder(orderID,foodName){
        var result= confirm("Are you sure to delete \"" + foodName + "\"?");
        if (result){

            var strError=getContent("deleteOrder.aspx?id="+orderID);
            document.location.reload();
        }
	 }