Development Class C#

using System;
  using System.Drawing;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Resources;
  public class MainForm : System.Windows.Forms.Form
  {
    private System.Windows.Forms.PictureBox pictureBox1;
    private System.Windows.Forms.Button btnLoadRes;
    private System.Windows.Forms.Label label1;
    private System.Windows.Forms.PictureBox pictureBox2;
    public MainForm()
    {
      InitializeComponent();
      CenterToScreen();
    }
    private void InitializeComponent()
    {
      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(MainForm));
      this.pictureBox2 = new System.Windows.Forms.PictureBox();
      this.pictureBox1 = new System.Windows.Forms.PictureBox();
      this.btnLoadRes = new System.Windows.Forms.Button();
      this.label1 = new System.Windows.Forms.Label();
      this.SuspendLayout();
      // 
      // pictureBox2
      // 
      this.pictureBox2.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
      this.pictureBox2.Location = new System.Drawing.Point(176, 72);
      this.pictureBox2.Name = "pictureBox2";
      this.pictureBox2.Size = new System.Drawing.Size(32, 32);
      this.pictureBox2.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
      this.pictureBox2.TabIndex = 5;
      this.pictureBox2.TabStop = false;
      // 
      // pictureBox1
      // 
      this.pictureBox1.Image = ((System.Drawing.Bitmap)(resources.GetObject("pictureBox1.Image")));
      this.pictureBox1.Location = new System.Drawing.Point(176, 16);
      this.pictureBox1.Name = "pictureBox1";
      this.pictureBox1.Size = new System.Drawing.Size(32, 32);
      this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
      this.pictureBox1.TabIndex = 1;
      this.pictureBox1.TabStop = false;
      // 
      // btnLoadRes
      // 
      this.btnLoadRes.Location = new System.Drawing.Point(8, 80);
      this.btnLoadRes.Name = "btnLoadRes";
      this.btnLoadRes.Size = new System.Drawing.Size(144, 23);
      this.btnLoadRes.TabIndex = 4;
      this.btnLoadRes.Text = "Load Happy dude!";
      this.btnLoadRes.Click += new System.EventHandler(this.btnLoadRes_Click);
      // 
      // label1
      // 
      this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Bold);
      this.label1.Location = new System.Drawing.Point(8, 16);
      this.label1.Name = "label1";
      this.label1.Size = new System.Drawing.Size(152, 40);
      this.label1.TabIndex = 0;
      this.label1.Text = "Here is the image:";
      // 
      // MainForm
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(235, 128);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.pictureBox2,
                                      this.btnLoadRes,
                                      this.pictureBox1,
                                      this.label1});
      this.Name = "MainForm";
      this.Text = "Resource Loader";
      this.ResumeLayout(false);
    }
    static void Main() 
    {
      Application.Run(new MainForm());
    }
    private void btnLoadRes_Click(object sender, System.EventArgs e)
    {
      ResourceManager resources = new ResourceManager (typeof(MainForm));
      
      this.pictureBox2.Image = 
        ((System.Drawing.Bitmap)(resources.GetObject("pictureBox1.Image")));
      resources.ReleaseAllResources();  
    }
      
  }