关于css层固定浏览器底部的问题
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><style type="text/css">*{padding:0;margin:0;}html,body{ _height:100%; _overflow:hidden;}#header,#footer{ position:fixed;_position:absolute; z-index:1000; width:100%; background:#eee; left:0px;}#content{background:#ccc;_height:100%;_overflow:auto; position:relative; padding:20px; }#header{top:0;}#footer{bottom:0;}</style></head><body><div id="header">header</div><div id="content"><script language="javascript">for(i=0;i<100;i++){ document.write(i+"<br />");}</script></div><div id="footer">定位到底部的层</div></body></html>