text: //
  //  PSMOverflowPopUpButton.h
  //  NetScrape
  //
  //  Created by John Pannell on 8/4/04.
  //  Copyright 2004 Positive Spin Media. All rights reserved.
  //
  
  #import <Cocoa/Cocoa.h>
  
  @interface PSMRolloverButton : NSButton
  {
      NSImage             *_rolloverImage;
      NSImage             *_usualImage;
      NSTrackingRectTag   _myTrackingRectTag;
  }
  
  // the regular image
  - (void)setUsualImage:(NSImage *)newImage;
  - (NSImage *)usualImage;
  
  // the rollover image
  - (void)setRolloverImage:(NSImage *)newImage;
  - (NSImage *)rolloverImage;
  
  // tracking rect for mouse events
  - (void)addTrackingRect;
  - (void)removeTrackingRect;
  @end