After signing in, I went to Mail, and in Setting> My Preferences, I added my email ( molly@winderway.com) in  send messege as

And then, went to POP accounts, but after filling the date, the page just won't save.

Is so frustrating, I've done it over a dozens of time, fill and save, and it just doesn't work... My colleagues don't have this problem.

As browser, I've try with Mozilla Firebox, IE explorer and Google Chrome, and I have switch to another computer, but all giving the same result.. which is can't save.

Please help. Looking forward to hear from you soon!

best regards,

Molly