[Making a UI color model]

Hello, I want to get rid of the Brahmin dung colored pipboy screen background that doesn't change together with the ui colors. I don't want it black, but I would like to let it change color like the Pipboy light. How can I do that ?

[I need help to edit the pipboy mesh and add a light bulb]

Hello, i need help with nifskope to edit the pip boy 3000 mesh and add a bulb like in fallout 4. I don't have much experience to edit in nifskope and there is no tutorial to edit the pipboy everywhere. I already made it in blender:

 

http://thumbnails105.imagebam.com/41416/8c94f5414158784.jpg