I have a question I can not logoff GDBT even I re-boot my system. uPN^o.,/.  
J#4pA{01w  
I was trying to logoff for 10 minutes already. ZAeJTCCk  
vN@0
4a\h  
I hit the logoff button and it not allow me to logoff. I refresh the screen I still saying I still logon and still can access my account. 9!_LsQ\)  

UM`$aPz  
Did anyone know about it.

可以试试清除Cookies～

Thanks I will try it.

Is working la, Thanks a lot