I was asked by another parent to post soem links ot this part of the forum. We use the top link for our 5 year old son with ADHD and ODD..
http://www.christianadhd.com/rewardcharts.html
also here are some different charts )chores, behavior ect)
http://childparenting.about.com/cs/behaviorproblems/a/behavi ormod.htm
I hope they help