JS高手来帮下啊。
sub bb(obj)
if document.getElementById(obj) is nothing then
exit sub
end if
if document.getElementById(obj).style.display="none" then
document.getElementById(obj).style.display="block"
document.getElementById("img" & mid(obj,3)).src="../images/menu_open.gif"
else
document.getElementById(obj).style.display="none"
document.getElementById("img" & mid(obj,3)).src="../images/menu_close.gif"
end if
end sub
谁帮我改成javascript 的啊。谢谢