those of you that are having trouble figuring out what exercises to do on which body part or if your looking to change your routine up some like i am should check out exrx.net. they have a nice exercise & muscle directory that shows a small sample video of an exercise and a description of how to do it. they have these for every body part and usually 3 or more for each. on the same page they also have a nice muscle directory that shows you every muscle in the body relevant to exercise and has some good information about it. it’s a pretty slick site that is free, i recommend you check it out.