r url = location.search; //这一条语句获取了包括问号开始到参数的最后，不包括前面的路径
            var params = url.substr(1);//去掉问号
            var pa = params.split("&");
            var s = new Object();
            for(var i = 0; i < pa.length; i ++){
                s[pa[i].split("=")[0]] = unescape(pa[i].split("=")[1]);
            }
            var index = parent.layer.getFrameIndex(window.name); //先得到当前iframe层的索引
            parent.layer.close(in