since installed IE8.0 formal version! On several basic CSS hacks do the induction! Hope for web front-end DIV + CSS layout carries out help!
in this paper, the main to: IE6, IE7 and IE8 + IE9 + FF as the main research object,

HACK principle code is as follows:


<STYLE>
div {
width: 400 px;
height: 400 px;
background - color: red;
background - color: blue, 9;/* all * IE/
background - color: yellow \ 0;/* IE8 hack */
_background - color: # eight-line; Internet explorer 6 *//*
* + HTML background color: white; Only 7 *//*
* background - color: pink; IE6 IE7 hack/* */
@ background - color: white;/* opera hack */
}
</style>


This concludes the body part