CSS布局:两列,左边宽度自适应,右边宽度固定200px
<div id="box1">
<div id="left1"></div>
<div id="right1"></div>
</div>
#box1{width:100%;height:600px;position:relative;}
#left1{margin-right:200px;border:1px solid red;height:100%;}
#right1{width:200px;height:100%;position:absolute;top:0px;right:0px;border:1px solid blue;}
宝剑锋从磨砺出,梅花香自苦寒来。