I had not noticed that option before. i just found it and wrote "CHEER UP DUMMY LTS! i also slowed it down, it made me nauseous to watch it go by. LOL

Well I think I would run Ccleaner again now the miserable Yahoo toolbar is gone because it no doubt sets up things like updaters to run in the background similar to the Google toolbar. Having removed the toolbar the instructions are now orphaned and Ccleaner should remove those entries. Regarding the photos, if you are unsure of the file sizes you can view them in Windows Explorer and see how large they are. If necessary you can resize the files in Irfanview or another photo editing program you may prefer.

I am with DA here the free screensaver sites are one of the notorious infection spreading sites, you can find some good free ones but if you went for one of the fancy elaborate ones my guess is you did not just get a free screensaver. I would run malwarebytes updated full scan immediately and also an online antivirus scan. You may have a hard time removing the screensaver if it is one of the bad ones. Malwarebytes Free Online Scanner where did you download it from?

Might use the windows search feature in advanced mode and search for .scr The bulk of vista are in "C:\Windows\System32\"