Note: This requires modifying the registry, so this tip is not for those who don't know what they're doing. So use this information at your own risk.The image below is an example of what the context menu looks like (note: the menu wording, commands and the icons are customizable) . Read the article to understand how it works.
Towards the bottom of the article there is a link to some registry files that will install (or uninstall) the menu. See the "Using the Reg files" section of the article for more information.