<asp:LinkButton ID="lblsave" gc="g" runat="server" CssClass="linkbtn_bigred">确定</asp:LinkButton>       
//当hfZbgc的值为z的时候设置按钮隐藏   
  if ($("#<%=hfZbgc.ClientID %>").val() == "z") {
                $("gc").hide();
                //$("#gc").attr({stryle:d});
            }