Well it is so easy to cancel msn account. Are you sure you want to cancel msn account???? If yes then follow the below process.
Cancel msn account:
1)Click on Help tab on any Hotmail page .Which is present on right- hand corner.
2)Type close account in the keyword search section of the help menu bar.
3)Close your Account link will be displayed.Click on that link within the help screen.
4)Now click on Go to close Account  link which is highlighted in blue.
5)Read the instructions. When you are satisfied that you understand the terms associated with an account closure, click Close Account.
By performing the above process your email account automatically vanishes after the cancellation of your account. This thing doesn’t happen   in case of your hotmail account

How to delete Internet Explorer temporary files ??
Internet Explorer includes some great security features when compared to other browsers. In this tweak i will explain you how to delete or clear temporary internet explorer files.It is safe to delete temporary files from your system after closing the browser.This is a very useful feature since it saves disk space and also maintains privacy for your information.To be clear consider this example. You are doing online shopping.After entering your credit card number it will be saved your whole information will be saved in Temporary files in the form of HTML.So it is safer to delete such kind of information.
Following steps clearly explains you how to delete internet explorer temporary files.
1. Launch internet explorer.
2. Select tools from menu.
3. Now click on Internet options.Now click on advanced tab.
4. Under security find where it says Empty Temporary internet files folder when browser is closed and check it.
5. now click ok.