I notice that it looks very dark and overly sparse. Not much there to make me wanna click on anything. Graphic Banners work much better than simple "click here" text. I'd also make your front page much more Professional looking.
Try taking a look at my best converting sites so far... here...
http://metromen.com/boyswillbeboys/main.html
and
http://metromen.com/mentors/mainpage.html
they're both a bit busy, but they give the audience a reason to stay, and a reason to come back, so you've got a better chance of them being around long enough to click stuff.
Jasun