private void ShowAlert (object alertData)
{
UIApplication.SharedApplication.InvokeOnMainThread (delegate {
string[] alertParams = (string[]) alertData;
UIAlertView alert = new UIAlertView(alertParams[0],alertParams[1],null,alertParams[2],null);
alert.Show();
// Stops notify loading if any
this.StopNotifyLoading();
});
}