Can GMT be used off and on all day without logging in each time?
Yes.There is a ‘cookie’ set that will keep your session open with GMT for the calendar day. This cookie is deleted when you log out. Simply do not log out during the day if you wish to continue to use GMT without having to log back in. You can shut your browser down or use it to access other web sites and then return to GMT without any login needs. You can even have multiply browser windows open to GMT if desired.