IE6支持position:fixed完美解决方法_经验交流

#footer {
position: absolute;
bottom: auto;
clear: both;
top:e­xpression(eval(document.compatMode &&
document.compatMode=='CSS1Compat') ?
documentElement.scrollTop
+(documentElement.clientHeight-this.clientHeight) - 1
: document.body.scrollTop
+(document.body.clientHeight-this.clientHeight) - 1);
}