C#

FileStream fs = new FileStream("X:\\file.dat", FileMode.Open, FileAccess.Read);

                                    // Create a byte array of file stream length
                                    byte[] writeArray = new byte[fs.Length];

                                    //Read block of bytes from stream into the byte array
                                    fs.Read(writeArray, 0, System.Convert.ToInt32(fs.Length));

                                    //Close the File Stream
                                    fs.Close();

                                    // Create a synchronization object that gets 
                                    // signaled when verification is complete.
                                    ManualResetEvent manualEvent = new ManualResetEvent(false);

                                    FileStream fStream = new FileStream("X:\\archive\file.dat", FileMode.Create, FileAccess.ReadWrite, FileShare.None, 4096, true);

                                    // Check that the FileStream was opened asynchronously.
                                    Debug.Print("fStream was {0}opened asynchronously.", fStream.IsAsync ? "" : "not ");

                                    // Asynchronously write to the file.
                                    IAsyncResult asyncResult = fStream.BeginWrite
                                        (
                                        writeArray,
                                        0,
                                        writeArray.Length,
                                        new AsyncCallback(EndWriteCallback),
                                        new State(fStream, writeArray, manualEvent)
                                        );

fs.Read(writeArray, 0, System.Convert.ToInt32(fs.Length));

public partial class Form1 : Form
{
    Panel panel;
    Panel panel2;

    Video video;
    Video video2;

    public Form1()
    {
        InitializeComponent();

        //LOAD AND PLAY FIRST VIDEO
        panel = new Panel();
        Controls.Add(panel);
        video = new Video("VIDEO1.MPG");
        video.Owner = panel;
        video.Play();
        panel.Size = new Size(128, 128);

        //LOAD AND PLAY SECOND VIDEO
        panel2 = new Panel();
        Controls.Add(panel2);
        video2 = new Video("VIDEO2.MPG");
        video2.Owner = panel2;
        video2.Play();
        panel2.Size = new Size(128, 128);
        panel2.Location = new Point(panel.Location.X + panel.Width, panel.Location.Y);
    }
}