function changeRating(rating,ulId,imageId,memberId)
        {
            $.post("../rating.ashx?imageId="+imageId+"&memberId="+memberId+"&rating="+rating,{ Action: "post", Name: "change" },
                function(data)
                {
                    var oldclass = $("#"+ulId).attr("class");
                    var classlist = oldclass.split(" ");
                    for(var i = 0;i<classlist.length;i++)
                    {
                        $("#"+ulId).removeClass(classlist[i]);
                    }   
                    $("#"+ulId).addClass(data);
                }
                ,"text");
        }