for ( int count = 0; count < rectangles.length; count++ )
      {
          MyRectangle rect = new MyRectangle();
         // generate random coordinates
//         int RectX1 = randomNumbers.nextInt( 600 );
//         int RectY1 = randomNumbers.nextInt( 600 );
//         int RectHeight = randomNumbers.nextInt( 300 );
//         int RectWidth = randomNumbers.nextInt( 300 );
          rect.setX1( randomNumbers.nextInt( 600 ) );
          rect.setY1( randomNumbers.nextInt( 600 ) );
          rect.setHeight( randomNumbers.nextInt( 300 ) );
          rect.setWidth( randomNumbers.nextInt( 300 ) );
          rect.setFilled( false );
          
         boolean isFilled = false;
      
         // generate a random color
          Color RectColor = new Color( randomNumbers.nextInt( 256 ),
            randomNumbers.nextInt( 256 ), randomNumbers.nextInt( 256 ) );
          rect.setRectColor( RectColor );

         rectangles[count] = rect;
      }