To adjust your virtual memory settings. Right click on 'My Computer' icon and select 'Properties'. Then open the 'System Propteries' box. Select the 'Advanced' Tab and then click the 'Performance Settings' button.
Then 'Performance Options' window with two tabs. 'Visual Effects' and 'Advanced'. Click on the 'Advanced' tab.
Go to the 'Virtual Memory' section and click 'Change'. This opens the 'Virtual Memory' window.You can either select 'System managed size', which means Windows XP will control the size of the virtual memory for you.
Restart your PC to let the changes take effect...