function display_menu(obj)
{
var fouse=obj;
if(fouse=='1')
{
document.getElementById("menu1").src="images/shouye_dh1.gif";
}
if(fouse=='2')
{
document.getElementById("menu2").src="images/zoujinshalong_dh1.gif";
}
if(fouse=='3')
{
document.getElementById("menu3").src="images/shalongdongtai_dh1.gif";
}
if(fouse=='4')
{
document.getElementById("menu4").src="images/huwaimeiti_dh1.gif";
}
if(fouse=='5')
{
document.getElementById("menu5").src="images/xiazaizhongxin_dh1.gif";
}
if(fouse=='6')
{
document.getElementById("menu6").src="images/kefuzhongxin_dh1.gif";
}
}
function quit_menu(obj)
{
var fouse=obj;
if(fouse=='1')
{
document.getElementById("menu1").src="images/shouye_dh.gif";
}
if(fouse=='2')
{
document.getElementById("menu2").src="images/zoujinshalong_dh.gif";
}
if(fouse=='3')
{
document.getElementById("menu3").src="images/shalongdongtai_dh.gif";
}
if(fouse=='4')
{
document.getElementById("menu4").src="images/huwaimeiti_dh.gif";
}
if(fouse=='5')
{
document.getElementById("menu5").src="images/xiazaizhongxin_dh.gif";
}
if(fouse=='6')
{
document.getElementById("menu6").src="images/kefuzhongxin_dh.gif";
}
}