js的几个小问题？

Question

1.
<select>
<option style="background=#ff0000">&nbsp; &nbsp; &nbsp;
<option style="background=#ff00ff">&nbsp; &nbsp; &nbsp;
<option style="background=#ffff00">&nbsp; &nbsp; &nbsp;
<option style="background=#0000ff">&nbsp; &nbsp; &nbsp;
</select>

Answer 1

dao~~~~ 那个聊天室居然........↓建设中……[返回]
-------------------------------------2.<img src='http://www.csdn.net/images/csdn.gif' onmousemove="this.border=1" onmouseout="this.border=0">3.如何做出OICQ菜单的效果网上好多地方有例子, 自己搜索一下.