See also “Roll Your Own Custom Bookmarklets In Firefox, part 2” on LinuxPlanet.
A direct link to a specific function or feature within a Web page. While a browser bookmark takes you to a specific page, the bookmarklet will take you to a function, such as a specific search (including the search phrase) on a Web page, a tagged location on Google maps and others. Bookmarklets are possible due to browser support of the protocol “javascript:” that lets you execute bits of JavaScript code directly.
