Something's Eating My Free Hard Drive Space?

I have win xp with SP2. For a few weeks I noticed that I have less and less free space on my c: drive (system drive).

I scanned my comp with AVG, Ad-Aware, Panda, NOD32 and Windows Malicious Software Removal Tool and found NOTHING.

Can anyone help?

Something's Eating My Free Hard Drive Space?agv

My Computer

C:\documents and settings\your profile folder name

top menu TOOLS\Folder Options\view

Click on Show Hidden Files and Folders

Un check Hide protected system operating files

click apply

Cookie folder, delete all files

Local Settings folder

TEMP folder, delete all entries

Tempoary Inter Net File Folder, delete all entries

Recent Folder, delete all entries

Reset folder options

C:\WINDOWS\TEMP

delete all entries that the system will allow you to delete

Empty Recycle Bin

Defrag Hard drive Use DISKEEPER 10, download trial version

Computer Help Page

http://www.diskgenius.com/

http://www.pcbeginner.com/tools/pcdoctor...

http://www.pcguide.com/byop/index.htm

http://www.ntfs.com/boot-disk.htm

http://www.softpedia.com/get/System/Boot...

http://www.freedownloadscenter.com/Best/...

http://www.disk-image.net/products.htm

http://www.bootdisk.com/bootdisk.htm

http://www.winternals.com/