Fully compatible:
- Internet Explorer 7 32-bit
- Internet Explorer 8 32-bit
- Firefox 3.x 32-bit
not fully compatible (but you can use it normally)
- internet Explorer 7 64-bit
- Internet Explorer 8 64-bit
- Firefox 3.x on non-windows operating system
- Safari 3.x
Please note that Internet Explorer 6 is NOT supported anymore. Silverlight installed is a pré ;)