titanium_gelocation_alert.js

function GetLocation(callback){
	if (!Ti.Network.online)
	{
		callback({success: false});
		return;
	}

	var PROVIDER = Titanium.Geolocation.PROVIDER_GPS;
	var timeout;

	(function getLocation(){
		function printLocation(e){
			clearTimeout(timeout);
			callback(e);
			Ti.Geolocation.removeEventListener('location', printLocation);
		}

		Titanium.Geolocation.accuracy = Titanium.Geolocation.ACCURACY_BEST;
		Ti.Geolocation.preferredProvider = PROVIDER;
		Ti.Geolocation.addEventListener('location', printLocation);	
		timeout = setTimeout(function(){
			Ti.Geolocation.removeEventListener('location', printLocation);
			PROVIDER = Titanium.Geolocation.PROVIDER_NETWORK;
			getLocation();
		},1500);
	})();		
}


GetLocation(function(e){alert(e);});