password/name
 

Just testing password/etc keeps disappearing and I cannot log in some of the time Yep that worked

This is a serious reply:

Maybe Dottie, it is because when you log in, you can say that you will always stay logged in.
Next to your name and password there is a little box, just click on it and a V will appear in it. Click okay and you will allways stayed login if you go to this page.

Unless you will remove the cookies or / and temporary internet files from your computer, then you must do it again.