ect sender, System.EventArgs e)
  {
   int r=BackColor.R;
   int g=BackColor.G;
   int b=BackColor.B;
   r=r+0x22;
   g=g+0x22;
   b=b+0x22;
   if(r>255) r=255;
   if(g>255) g=255;
   if(b>255) b=255;
   backColor=Color.FromArgb(r,g,b);
  }

  private void UserControl1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
  {
   if(XiaCen==false && e.KeyCode==Keys.Space)
   {
    XiaCen=true;
    this.Refresh();
   }
  }

  private void UserControl1_KeyUp(object sender, System.Windows.Forms.KeyEventArgs e)
  {
   if(XiaCen==true && e.KeyCode==Keys.Space)
   {
    XiaCen=false;
    this.Refresh();
   }
  }

  private void UserControl1_MouseEnter(object sender, System.EventArgs e)
  {
   if(mouseMove==false)
   {
    mouseMove=true;
    this.Refresh();
   }
  }

  private void UserControl1_MouseLeave(object sender, System.EventArgs e)
  {
   if(mouseMove==true)
   {
    mouseMove=false;
    this.Refresh();
   }
  }
  
}
}