Internet Explorer 7

• Click 'Tools'.
• Select 'Internet Options'.
• Click 'General'.
• Go to 'Temporary Internet Files' and click 'Delete Files'.
• Click 'OK'.
• Click 'OK' again to close the Internet Options window.

Mozilla Firefox

• Click 'Tools'.
• Select 'Options'.
• Click 'Privacy'.
• Go to 'Clear your recente history' and tick all except 'Site Preferences'.
• Click 'Clear Now'.
• Click 'OK' again to close the Options window.

Google Chrome

• Click on the 'Settings' icon on the top right.
• Select 'Option'.
• Select 'Under the Hood'.
• Select 'Clear Browsing Data'.
• Tick all except 'Clear saved passwords'.
• Click 'Clear Browsing Data'.
• Click 'Close'.
• Click 'Close' again to close the Google Chrome Options window.