I found this screensaver to use a website as a screensaver:
Screen Saver
I use the popup adress from QLRanks tv....how cool isnīt that :))

*note: I have AVG anitvirus and it told me that "sshtml.scr" was a threat but the program couldnīt decide if it was a real threat or not...I put the file in the exception list...