给DIV设置hover IE6上没有效果，下面是详细CSS

一般都是写onmouseover和onmouseout， .demo {width:800px;height:100px;background:#ececec;} .divover {width:800px;height:100px;background:#c00;} .divout {width:800px;height:100px;background:#ececec;} asdfsdf