IEWebGL is a plugin for Microsoft Internet Explorer web browser, that adds support for WebGL - modern web 3D graphics standard.
http://iewebgl.com/Default.aspx
Maybe someone find it useful
Chrome Frame is better IMO - can be installed without admin privileges and also adds all features available in Chrome to IE 6+.
Develop games in your browser. Powerful, performant & highly capable.
Yeah, but you also inherit features not available to chrome, such as full touch support.
Which is one of the few things Windows 8 has got going for it.