Yeah I know what you mean, browsers are going in different directions...and it used to be that you could rely on flash but I just read yesterday that Adobe is caving to Apple too, since Apple refused to include flash support on its iPhones:

Last week Adobe Systems released Wallaby -- an experimental new drag-and-drop tool for developers that converts Flash files into HTML5.
More info on Wallaby is at http://labs.adobe.com/technologies/wallaby/