.net winform 从资源文件中引用图片资源

            Button cbtn = new Button();
            cbtn.BackgroundImage = global::MIS.Properties.Resources.button2;　　　　//从资源文件中引用
            btn.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;   

            cbtn.Dock = DockStyle.Top;
            cbtn.Text = ctext;
            cbtn.Name = cname;            
            cbtn.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
            cbtn.FlatAppearance.BorderSize = 0;
            cbtn.Margin = new System.Windows.Forms.Padding(0, 0, 0, 0);
            cbtn.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(233)))), ((int)(((byte)(233)))), ((int)(((byte)(233)))));
            //btn.Location = new System.Drawing.Point(0, 0);
            cbtn.Font = new Font("", 10);
            cbtn.Size = new System.Drawing.Size(183, 25);
            cbtn.Cursor = Cursors.Hand;
            cbtn.Visible = false;
            cbtn.Click += new EventHandler(btn_ClickRightBind);
            this.flowLayoutPanel1.Controls.Add(cbtn);