Yes it should be available. Your passwords should not change.

If you are unable to login, the problem may will be in the cookies or your cache.

Please clear your system cache if the problem persists.
This is good practice in any event and needs to be done once a month at least.
In Internet explorer click on Tools -> Internet Options -> General Tab -> Temporary Internet Files -> Delete Files
In Firefox click on Tools->Options->Cache Tab->Clear Cache Now

Please also clear your cookies.
This is also good practice and needs to be done once a month at least
In Internet explorer click on Tools -> Internet Options -> General Tab -> Temporary Internet Files -> Delete Cookies
In Firefox click on Tools->Options->Cookies Tab->Clear Cookies Now