Depending on what you need to do something like Appcelerator http://www.appcelerator.com http://www.appcelerator.com might be of some use. Dunno if they are pla

Depending on what you need to do something like Appcelerator http://www.appcelerator.com http://www.appcelerator.com might be of some use. Dunno if they are planning on Windows Phone 7 compatibility.