How should I include a js file from another js file?

Question

What is the best way to add a reference to a javascript file from another javascript file?

Suppose that I have a js file included in my webpage. This javascript has

Answer 1

Creating a script DOM element is the only available way as far as I know. After checking the source code of jQuery and YUI, I couldn't find a better way. Both use this technique. Check out the globalEval function in jQuery, and the _scriptNode function in YUI.