OK, maybe a format you don't want but i would do some general house cleaning to help speed.
1) start/control panel/ network n internet/internet options/delete cookies/delete files, put checkmark in box to delete offline content/ clear history.
last but not least click settings tab above clear hisory.
put your temp internet folder to 60 to 80 mb.
this will help alot...you don't need 500 or so MB. of folder space to browse and download.
2) restart comp and boot up in safemode.
once there /start/all programs/accessories/system tools/disk defragmenter.
this will make your harddrive faster and more stable.
try those out and post back if it made a difference.