IE9 the HTML page background image to fill the entire screen with CSS

The first method is not set as a background image, CSS to control the style, can be compatible to IE6, the code is as follows:

<! DOCTYPE html>
body,html {    0;     0;    Overflow:hidden;}. BG {    position:absolute;     100%;     100%;    Min-height:400px;    Z-index:-1;}. BG img {    100%;     100%;}
Method Two: Reference http://www.dowebok.com/demo/139/, can be compatible to IE7.
IE9 the HTML page background image to fill the entire screen with CSS