13. A computer program product for enabling global grammars for a particular multimodal application, the computer program product including a multimodal browser operating on a multimodal device supporting multiple modes of user interaction with the multimodal application, the modes of user interaction including a voice mode and one or more non-voice modes, the computer program product disposed upon at least one recordable computer-readable medium, the computer program product comprising computer program instructions capable of: loading a multimodal web page; determining whether the loaded multimodal web page is one of a plurality of multimodal web pages of the particular multimodal application; if the loaded multimodal web page is one of the plurality of multimodal web pages of the particular multimodal application, loading any currently unloaded global grammars in the loaded multimodal web page and maintaining any previously loaded global grammars; and if the loaded multimodal web page is not one of the plurality of multimodal web pages of the particular multimodal application, unloading any currently loaded global grammars.
15. The computer program product of claim 13 , wherein the computer program instructions capable of loading any currently unloaded global grammars in the loaded multimodal web page further comprise computer program instructions capable of: identifying in dependence upon markup in the loaded multimodal web page a global grammar; determining that the identified global grammar is not currently loaded; and loading the identified global grammar.