First, log out of YorkieTalk. Then try to clear your Internet cookies and then sign in again, as the problem appears to be related with your browser. You should not have to repeatedly login to YorkieTalk if you checked the Save Password box.
https://helpdesk.jetnet.aa.com/knowb.../aa_bb9167.htm
Another option is to try using another Internet browser, such as Opera (
www.opera.com) or Firefox (
www.getfirefox.com), which are both free.