MainPage.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using Microsoft.Phone.Controls;

namespace magisterskie_testy_wp
{
    public partial class MainPage : PhoneApplicationPage
    {
        // Constructor
        public MainPage()
        {
            InitializeComponent();
        }

        private void btnTest1(object sender, RoutedEventArgs e)
        {
            NavigationService.Navigate(new Uri("/btnTest1.xaml?val={0}", UriKind.Relative));
        }

        private void btnTest2(object sender, RoutedEventArgs e)
        {
            NavigationService.Navigate(new Uri("/btnTest2.xaml?val={0}", UriKind.Relative));
        }
    }
}