hi, ive got serious problems with my email, after getting my macbook i tries to set up my account, i can recieve mail but not send, i could write a mail but when i tried to send it said there was a smtp issue, i am sure the smtp details are correct, it has now created another problem, i can write a new mail, but, the send icon isnt highlighted so, i cant click on it, any help will be greatly appreciated, thanks