Need Help with PS for Project

[Arimack]

So I am working on my first project and I am hopeless at Photoshop.  Here is my project announcement:
http://forum.arcadecontrols.com/index.php/topic,157605.0.html

I bought this as a kit and the seller sent me control panel, marquee and button panel as .psd files (I have the 2 player control panel and the 2-button button panel).  I can open them but have no idea how to get my design to layout in them.
Here is my marquee:

My control panel and button layout:

Is there an easy way to convert this over?
(it wont let me upload them as an attachment because they are too big but I can pm them or drop box them).

[Ramakers]

editing a .psd file is not easy, but probably I can help you. Don't share a link in here, just pm it to me.

[Arimack]

I can help you.

Ramakers certainly did help.  Thank you. 

He determined the background image I had was not usable, and then went and built a new one from scratch by finding higher quality images for vault boy on the web and vectorizing them.
Here is the upgraded background:


Here is the vector graphics marquee he helped me finish:


I decided I wanted to show off his work elsewhere in my cabinet so changed my control panel scheme to:


I can't thank him enough.