The font/sizes we use with these backgrounds are (Songs white/Bible black):
Trebuchet MS (it's on most computers and is designed for large screen use)
Song Words 35pt bold (top left alignment)
Song Title / Bible Reference 22pt bold (bottom left alignment)
Song Subtitle / Bible Book Reference 14pt bold (bottom left alignment)

The Black fade was made by James Cooper, from MBC. 
The white 'Bible' was based on this image: http://www.flickr.com/photos/wiedmaier/482068919/

opensong@minehead-baptist.com