Clearing temporary internet files and history of web pages visited
For security reasons, you should delete the temporary
internet files and clear history of the web pages that you have
visited. This is to prevent the next person who uses the PC to view
your private mail information from these temporary files.
To do so, before you exit from Microsoft Internet
Explorer, click on Tools - Internet Option, under the General Tab,
click on the button and button.
button and 
button.