I would agree with William, in the long term, if your going to be building a bigger site using an external CSS sheet is a lot tidier and an easier to manage.
Although I think our budding young web designer

  should take the advantage of learning 
the way of 'inline' while he's starting out so that he can fully understand the difference.

. 
If Sami's OK with us having a chat about it on SC, lets go for it. It'll make a nice change from a crashed HDD! 
Regards 
Martin