problem with rep points

i try to rep some members but the button do nothing
i fill my sentences and when i click on add rep point nothing happen
any help plz:(

What browser ar you on and have you tried any others.
What member are you trying to give rep to...

i am on firefox and had not any problem before
i tried also to rep other members but not workimng too

Try clearing your cache and reopening you browser.
Also try it in IE to check if its fine there...

thanks Reality for the help
i cleaned the browser cache and works fine now