CSS Hacks

IE8 CSS Selector Support

IE8 Supports the CSS2.1 selectors, including pseudoclasses but not pseudo elements. (See Double Colon Notation). IE8 has support for has support for Accessible Rich Internet Applications (ARIA)

To force IE8 to render your page in IE8 compliance mode, include the following meta tag:

IE7 within IE8 CSS Selector Support

The CSS selector support of IE7 within IE8 (when IE8 displayes a page in IE7 compatibility mode) is identical to IE7 as a standalone. However, the CSS properties do render differently. I will have to blog about that in a seperate entry when I get around to garnering all the differences.

IE7 within IE8 understands the IE7 star hack. Because the CSS renders differently even though the selector support is the same, it may take a bit before I figure out the best filter.

Safari 4 Beta CSS Selector Support

Safari 4.0 Beta was released Feb. 24, 2008. Since Safari 3.2 supported all CSS selectors, this Safari 4 part of the post may be a bit mute. Safari 4 beta also supports ARIA and for CSS effects, animation and canvas. It also seems to have many more native debugging tools native to the application (or maybe what I see is a carry over from the tools I installed in my previous version of Safari). Safari 4 is Acid 3 compliant!