Detect Phonegap / Cordova on startup

detectphonegap.js

		if (document.location.protocol == "file:") {
			// file protocol indicates phonegap
			document.addEventListener("deviceready", 
				function() { $(initInternal);}						
			, false);
		}
		else {
			// no phonegap, start initialisation immediately
			$(initInternal);
		}