// JScript 文件
function menusOpen(id)
{
   var did =  $(id).attr("id");
   var divs = $("#"+did+"_m");
   if(divs.is(':visible'))
   {
        divs.hide('slow');
        $(id).attr("src","images/"+$(id).attr("id")+"_2.jpg");
        $("#hdmenu").val("");
   }
   else
   {
        var hdv = $("#hdmenu").val();
        if(hdv != "")
        {
            $("#"+hdv+"_m").css("display","none");
            $("#"+hdv).attr("src","images/"+hdv+"_2.jpg");
        }
        divs.show('fast');
        $(id).attr("src","images/"+$(id).attr("id")+"_1.jpg");
        $("#hdmenu").val(did);
   }
}