I'm using a free hit counter on my website, it involves no scripting on your part and you can find it at click here.
You shouldn't have any problems.
If you fancy learning some php/MySQL basics, try Larry Ullmans book: PHP and MySQL for dynamic websites. It's quite basic but I've only read that book and I wrote a functioning guestbook script...so I recomend it, yeah.
This thread is now locked and can not be replied to.