How to Delete Specific URLs from your Browser(Firefox & IE)

Sometimes a situation comes that we have to delete certain specific website address (url) only from the web-browser location or address bar say to preserve your identity. For example, you visited a certain website and don't want your friends or others to know that you visited that site, then you have two methods to delete the website links either delete all the urls from the address bar or only the specific one (recommended).
In Firefox, you just need to move your mouse over the website entry and press Shift + Delete Key combination to delete the desired address from the history.
For Internet Explorer, follow the steps exactly as described bellow; do keep in mind this trick needs editing the registry and you need to be very careful with it:
1)Close any open Internet Explorer window
2)Go to Start->Run and type in regedit.exe and press enter to launch the registry editor
3)Navigate to the following key: HKEY_CURRENT_USERSoftwareMicrosoftInternet ExplorerTypedURLs
4)Delete the desired URL