NFL Draft Prop bet - Any value here?

[oBaMa_MaNiA]

I don't have a clue about the players to be drafted, other than a few. Is there any value on the following?

Offensive Players Drafted in 1st Round o16.5 -140
Defensive Players Drafted in 1st Round o15.5 -140
Quarterback drafted in 1st Round o2.5 -400
Runningbacks drafted in 1st Round o2.5 -120
Wide Recievers Drafted in 1st round o4.5 -225
Jeremy Maclin - Draft position o7 -260
Chris Wells - Draft Position o14 -240
Clay Matthews - Draft Position o25 -105
Percy Harvin - Draft Position o24 -140