// JScript 文件
$(function(){
     //$(".lifirst ul").css("display","block");
     $("#liFirstUl").css("display","block");
    $("#UL1").children().hover(
        function()
        {
         //$(".lifirst ul").css("display","none");
            $("#liFirstUl").css("display","none");
            $(this).children("ul").css("display","block"); 
        },
        function()
        {
            $(this).children("ul").css("display","none"); 
            // $(".lifirst ul").css("display","block");
             $("#liFirstUl").css("display","block");
        }  
         
    );

     // $(".li1 now").children("ul").css("display","block");
     
     //$(".li now").children("ul .SubNav").show();

});