SPEED WINDOWS XP USING PEN DRIVE OR FLASH DRIVE
JUST FOLLOW THIS STEPS:
Open My Computer and Right click on any space area then click Properties.
Click on Advance Tab and On performance Section Click Setting.
A new window will appear then Click on Advance Tab then Click on Change.
Select your USB Drive or Removable Drive and Click on Custom Size and set the value according to free space of your removable or USB drive then Click on SET and click ok then Restart your Computer and Enjoy!!!!!!!
Note: If your Removable drive free space is 966 mb then you have to set the value as Initial 900mb and maximum 966mb