Video screensaver for windows

I need to build a program that will allow me to play videos as my windows screensaver. Program requirements: - Plays avi, mov, mpg, mpeg, wmv and asf video file - Ability to play video in full screen mode or not - Add and delete movie playlist - Choice to randomize movie playlist or set movie play order - Choice to repeat playlist or play one time. To give you an idea of what I need, please download the following program [login to view URL] I need every feature on that program, plus ability to randomize playlist. Please give me an estimate on how long the programming's going to be.