Take a image one xaml page to another xaml page at win phone 8

MainPage.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Navigation;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;
using PhotoChoose.Resources;
using Microsoft.Phone.Tasks;
using System.IO.IsolatedStorage;
using System.Windows.Media.Imaging;
using System.IO;

namespace PhotoChoose
{

    // This can take image and store the image :D 
    // browes that image and store it in a image box ..
    // xaml image tag must be take to out of the grid .....
    // it send that image to the other page
    /// <summary>
    /// xaml code 
    ///  <Button Content="Go to page 2" HorizontalAlignment="Left" Margin="111,412,0,0" VerticalAlignment="Top" Click="ToPage2Button_Click" Width="204" />
    ///  <Button Content="PhotoChooser" HorizontalAlignment="Left" Margin="118,321,0,0" VerticalAlignment="Top" Click="LoadButton_Click"/>
    ///  <Image x:Name="PageImage" HorizontalAlignment="Left" Height="180" Margin="67,60,0,0" VerticalAlignment="Top" Width="344" Grid.Row="1"/>
    /// </summary>

    public partial class MainPage : PhoneApplicationPage
    {
        // Constructor
        PhotoChooserTask PhotoChooser;
        int ImageWidth, ImageHeight;
    // Constructor
    public MainPage()
    {
        InitializeComponent();

        ImageWidth = (int)PageImage.Width;
        ImageHeight = (int)PageImage.Height;

        PhotoChooser = new PhotoChooserTask();
        PhotoChooser.PixelWidth = ImageWidth;
        PhotoChooser.PixelHeight = ImageHeight;
        PhotoChooser.ShowCamera = true;

        PhotoChooser.Completed += new EventHandler<PhotoResult>(PhotoChooser_Completed);
    }

    void PhotoChooser_Completed(object sender, PhotoResult e)
    {
        if (e.TaskResult == TaskResult.OK)
        {
            IsolatedStorageFile Store = IsolatedStorageFile.GetUserStoreForApplication();
            IsolatedStorageFileStream Stream = new IsolatedStorageFileStream("ph.jpg ", FileMode.Create, FileAccess.Write, Store);

            WriteableBitmap myImage = new WriteableBitmap(ImageWidth, ImageHeight);
            myImage.SetSource(e.ChosenPhoto);
            PageImage.Source = myImage;
            PageImage.InvalidateArrange();
            myImage.SaveJpeg(Stream, ImageWidth, ImageHeight, 0, 100);

            Stream.Close();
        }
    }

    protected override void OnNavigatedTo(NavigationEventArgs e)
    {
        base.OnNavigatedTo(e);

        if (IsolatedStorageFile.GetUserStoreForApplication().FileExists("ph.jpg"))
        {
            IsolatedStorageFile Store = IsolatedStorageFile.GetUserStoreForApplication();
            IsolatedStorageFileStream Stream = new IsolatedStorageFileStream("ph.jpg", FileMode.Open, FileAccess.Read, Store);

            WriteableBitmap myImage = new WriteableBitmap(ImageWidth, ImageHeight);
            myImage.LoadJpeg(Stream);

            PageImage.Source = myImage;
            PageImage.InvalidateArrange();
            Stream.Close();
        }
    }

    private void ToPage2Button_Click(object sender, System.Windows.RoutedEventArgs e)
    {
        NavigationService.Navigate(new Uri("/Page1.xaml", UriKind.Relative));
    }

    private void LoadButton_Click(object sender, System.Windows.RoutedEventArgs e)
    {
        PhotoChooser.Show();
    }

    private void Button_Click(object sender, RoutedEventArgs e)
    {

    }

        // Sample code for building a localized ApplicationBar
        //private void BuildLocalizedApplicationBar()
        //{
        //    // Set the page's ApplicationBar to a new instance of ApplicationBar.
        //    ApplicationBar = new ApplicationBar();

        //    // Create a new button and set the text value to the localized string from AppResources.
        //    ApplicationBarIconButton appBarButton = new ApplicationBarIconButton(new Uri("/Assets/AppBar/appbar.add.rest.png", UriKind.Relative));
        //    appBarButton.Text = AppResources.AppBarButtonText;
        //    ApplicationBar.Buttons.Add(appBarButton);

        //    // Create a new menu item with the localized string from AppResources.
        //    ApplicationBarMenuItem appBarMenuItem = new ApplicationBarMenuItem(AppResources.AppBarMenuItemText);
        //    ApplicationBar.MenuItems.Add(appBarMenuItem);
        //}
    }
}

secondPage.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Navigation;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;
using System.IO.IsolatedStorage;
using System.Windows.Media.Imaging;
using System.IO;

namespace PhotoChoose
{
    // secondPage is Page1 :D
    // 1st page Image store into this page
    // xaml code " <Image x:Name="PageImage" HorizontalAlignment="Left" Height="180" Margin="67,60,0,0" VerticalAlignment="Top" Width="344" Grid.Row="1"/> "
    // xaml image tag must be take to out of the grid .....
    public partial class Page1 : PhoneApplicationPage
    {
            int ImageWidth, ImageHeight;

            public Page1()
            {
                InitializeComponent();

                ImageWidth = (int)PageImage.Width;
                ImageHeight = (int)PageImage.Height;
            }

            private void BackButton_Click(object sender, System.Windows.RoutedEventArgs e)
            {
                NavigationService.GoBack();
            }

            protected override void OnNavigatedTo(NavigationEventArgs e)
            {
                base.OnNavigatedTo(e);

                if (IsolatedStorageFile.GetUserStoreForApplication().FileExists("ph.jpg"))
                {
                    IsolatedStorageFile Store = IsolatedStorageFile.GetUserStoreForApplication();
                    IsolatedStorageFileStream Stream = new IsolatedStorageFileStream("ph.jpg", FileMode.Open, FileAccess.Read, Store);

                    WriteableBitmap myImage = new WriteableBitmap(ImageWidth, ImageHeight);
                    myImage.LoadJpeg(Stream);

                    PageImage.Source = myImage;
                    PageImage.InvalidateArrange();
                    Stream.Close();
                }
            }
        }
}