1)   Menu Bar Xsl 2.6
Menu Bar Xsl is a dropdown menu bars build with speed in mind. Unlimited in his sub menu, it is perfect for site with lots of section. You can choose between horizontal or vertical display. All javascript, xml, xsl, css base (no plug-in).

 2)   MDI Browser 2.5
MDI Browser shareware allow you to reproduce exactly what applications (.exe) have been using for a long time, i.e. dropdown menu bars with moveable/resizable child windows, in your web browser. All javascript, xml, xsl, css base (no plug-in).