Programmatically Calling Browser Right-click Menu Options?

I would like to be able to programmatically invoke the right-click menu options, initiated from user events like rollover and whatnot of course. Is this possible? Specifically, I

Solution 1:

You can't and this is because of security limitations.

If you could do that, malicious websites can access your browser and tamper with your system.

Solution 2:

As far a I know, there is absolutely no way of doing this in a generic form using pure Javascript. You would have to build extensions (or maybe a Greasemonkey script for Firefox, I don't know) for each browser.

Solution 3:

I seriously hope you can't do that... No website should be able to touch my desktop picture or iPhoto library.