Out of edit time I ran a Web check on the specs of the Dell Dimension 4100. and Yes the others were right, Its a Hopeless cause bar doubling the Memory to 256 MB RAM So the short term solution is to ease the workload by deleting the unneeded programs defragging and editing the startup list. GRR!

becky,
You might also get a firewall, which could help keep out some of the stuff that Ccleaner had to remove. Download it here:

http://www.brothersoft.com/Utilities_Security_Tiny_Personal_Firewall_1865.html

Just click on one of the download mirrors.

chris