On shared work computer anyone who clicks on Y mail sees my login ID and (hidden) password and can access my a?

have autofill on, clear cache , cookies, uncheck autofill in future

http://help.yahoo.com/kb/index?page=cont...

( hidden ) password - 1 click , they're account - how can stop ?. sign out each time , " remember me" box unchecked.

Yahoo Products Yahoo Mail Password and Sign In Next