var training = [
 'Training/Training (1).jpg',
 'Training/Training (2).jpg',
 'Training/Training (3).jpg',
 'Training/Training (4).jpg',
 'Training/Training (5).jpg',
 'Training/Training (6).jpg',
 'Training/Training (7).jpg',
 'Training/Training (8).jpg',
 'Training/Training (9).jpg',
 'Training/Training (10).jpg',
 'Training/Training (11).jpg',
 'Training/Training (12).jpg'
 ];