/解决ie6下position:fixed失效/

*html,*body{height:100%;overflow-x:hidden;overflow-y:auto;}

.container{position:relative;width:100%;height:100%;overflow:auto;}

.box{position:fixed;left:150px;top:150px;background:red;width:100px;height:100px;}

*html .box{position:absolute;}</pre>