it doesn't work on Symbian S40.

this is my wapsite: http://game.mobifone.com.vn/
work correctly on many operating system, but Symbian s40 may get some error.
On footer div, i've used float:left to float <li> together, but it...

plz tell me how to disable an input type="radio".
i've used <input type="radio" disabled="disabled"/> , worked on many device but it doesn't work on nokia 2730 classic.
tks