public void SetMessages(Bitmap[] bitmaps, string[] messages)
 {
     lock (mutex)
     {
         this.bitmaps  = bitmaps;
         this.messages = messages;
         NewItemEvent.Set();
     }
 }
 public void SetMessage(string message, Color color, int control)
 {
     lock (mutex)
     {
         this.message = message;
         this.color   = color;
         this.control = control;
         NewItemEvent.Set();
     }
 }