... modified version of the update function. First, the function checks to see if a sequence called types is in the RDF file. If not, it creates one. Next, it appends an item to the sequence using type:_+(seqLength+1). ... in Chapter 6, to find, understand, and register your new files. Packages must be registered if they are to be skinned, localized, or accessed using the special tools Mozilla provides (e.g., ... menupopup in Mozilla with the ID " ;tools_ menu" gets a new menu item when this overlay is processed and its content included. Chapter 10. RDF, RDF Tools, and the Content Model-P5...