Trade imac and canon 40d :for mac tower

Hello. Canon 40d. Nothing open in boxed,only 7 months old.Mint condition. Only 2000 pics taken. And also 20 inch,intel core 2 duo,2.0ghz,3gb ram._Imac. Only 5 months old. Both item in mint,mint. 10/10. Looking for mac pro tower for trade.At-least 2.8 quad or more. Doing more motion graphics now,and less photography . Any interest,please reply. Thank you