Its not bad...check out my sig for more to try. i like bidvertiser...and if its a site with lots of traffic adbrite does well Good Luck
For your first one why not try Facebook and take advantage of the $100 in free credits if you add "Visa business network" to your profile. $100 for free can't hurt, and you can target fairly well. Your ctr rates will be brutal though, just to let you know, so make sure you do cpc and not cpm