iframe 挡住 DIV的解决办法 IE版本 是否支持 IE5.5 否 IE6 是 IE7 是 IE8 是 Code <!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> <title>Untitled Page</title> </head> <body> <form> <select style="top: 100px; left: 100px; 300px;"> <option>asdf</option> <option>asdf</option> </select> <div style="position: absolute; top: 0px; left: 0px; 1000px; height: 1000px; background-color: Blue;"> <iframe src="" frameborder="0" style="position:relative; top:0px; left:0px; 100%; height:100%; z-index:-1;filter:alpha(opacity=0)"></iframe> </div> </form> </body> </html>