//When face recog clicked, navigate to face recog page
private void faceRecog_Click(object sender, RoutedEventArgs e)
{
mainPage.navigateToFaceRecog();
}
//When face recog clicked, navigate to face recog page
private void faceRecog_Click(object sender, RoutedEventArgs e)
{
mainPage.navigateToFaceRecog();
}