The term Bookmarklet is a combination of the terms bookmark and applet. With a bookmarklet you add extra functionality to your browser.
Generic instructions
If you want to use a bookmarklet, you only have to drag and drop the bookmarklet link to the bookmark bar.
The bookmarklet for finding your website (and simimlar) websites in the ZOMDir direcory is the following link: Find similar
To install this bookmarklet on an iPhone, iPod Touch or an iPad follow read this instructions.
Note that there are also bookmarklets for the spin-offs.