怎么隐藏控件？

<span onmouseover="document.getElementById('anquanmima').className='yess_display';" style="CURSOR: hand"onmouseout="document.getElementById('anquanmima').className='noo_display';">怎样设置密码才安全？</span><div id="anquanmima" style="PADDING-RIGHT: 8px; PADDING-LEFT: 8px; FILTER: alpha(opacity=80%); PADDING-BOTTOM: 8px; WIDTH: 300px; CURSOR: hand; COLOR: #000000; PADDING-TOP: 8px; POSITION: absolute; BACKGROUND-COLOR: #cbe3ff; TEXT-ALIGN: left">aaaaa
</div>要怎么隐藏这个DIV?
span里面的事件,可以让鼠标移动到上面的时候,显示出来吗?

解决方案 »

  1.   

    <span onmouseover="document.getElementById('anquanmima').className='yess_display';document.getElementById('anquanmima').display=''" style="CURSOR: hand"onmouseout="document.getElementById('anquanmima').className='noo_display';document.getElementById('anquanmima').display='none'">怎样设置密码才安全？</span>
      

  2.   

    <span onmouseover="document.getElementById('anquanmima').className='yess_display';document.getElementById('anquanmima').style.display=''" style="CURSOR: hand"onmouseout="document.getElementById('anquanmima').className='noo_display';document.getElementById('anquanmima').style.display='none'">怎样设置密码才安全？</span>
      

  3.   

    document.getElementById(anquanmima).style="display:visibility";
    document.getElementById(anquanmima).style="";
    是哪个?