怎么样让层显示在<iframe>标签上?????

用style.visibility="hidden"隐藏吧，菜单离开再显示

解决方案 »

  1.   

    瞎说说：设置div的z-index为很大很大（是否-1表示最大）如何？
      

  2.   

    <HTML>
    <HEAD><TITLE>层盖住select和iframe</TITLE>
    <META http-equiv="Content-Type" content="text/html; charset=gb2312">
    </HEAD>
    <BODY text="#000000" bgcolor="#ffffff">
    <div style="font:14;width:60;color:white;background:black;padding:4" onmouseover="menu1.style.display=''" onmouseout="menu1.style.display='none'">菜单</div>
    <br>
    <OBJECT id=menu1 style="display:none;z-index:1000; position:absolute; top:40; left:7; width:152; height: 200;" type="text/x-scriptlet" data="about:<div style='position:absolute;left:0;top:0;width:152;height:200;font:14;color:white;background:black;border:1 solid black'><div>菜单１</div><div>菜单２</div><div>菜单３</div><div>菜单４</div><div>菜单５</div><div>菜单６</div><div>菜单７</div></div>" onmouseover="menu1.style.display=''" onmouseout="menu1.style.display='none'"></OBJECT><SELECT name="select">
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    <OPTION value="fdsa" selected>11111111111</OPTION>
    </SELECT>
    <br>
    <iframe></iframe>
    </BODY>
    </HTML>