hey guys!. are you able to help. i am making my own sig, i was woundering how to do something using photoshop CS.

heres my Question:

I need to join THIS FILE as the background and i would like the grim reaper in THIS PICTURE to be in the middle. with no white space on the outside and the background (on the grim pic)as the background of the reaper.


if you can do this or give me detailed instructions how it would be grateful. thanks alot!