Second time login always fail

I've ha logged in with my FB account for the first time created a character played half an hour, everithing was fine but... here is the problem, when I'vew tried to relog in yesterday ond today I couldn't. It just stop at the autenticating screen and wont log in, I can here the sound I see the walking dog stuk frozen and nothing helse happen. SO i Wondered why and i tryed creating another character with my google account, and everithig went fine I played half an hour the logut and..... the same happened again! couldn't log in either with the new and the old. I just don't know what can I do... please help me.
I play on firefox browser (cant use chrome, no flash and old graphic card, i play on a laptop)

report it at spacetime support