private void button2_Click(object sender, EventArgs e)
 {
     if (listBox1.SelectedIndex != -1)
     {
         Form1.MakeSureFormClosed(ae);
         if (FrameSelector.bIsRunning)
         {
             FrameSelector.Stop();
         }
         ae = new Animation.AnimationEditor();
         ae.Start(listBox1.SelectedItem as ShapeAnimation);
     }
 }
 private void button10_Click(object sender, EventArgs e)
 {
     FrameSelector.Stop();
 }