Now here’s something: the full text of the O’Reilly book Creating Applications With Mozilla is available for free online under the Open Public License. XUL, XBL, XPCOM, it’s all here, baby. If you can wield XML, CSS and JavaScript, you’re more than halfway to becoming a Mozilla developer. (Zeldmanesque hat tip to Andrew Wooldridge.)

Previously: Garbage Out

Next: Questioning XHTML