catalog = {'blank.png': '01/30/2019', 'Cataract seminars.png': '12/31/2099', 'diabetic eye seminars.png': '12/31/2099',
           'free slide.png': '12/31/2099', 'friday.png': '12/31/2099', 'LASIK seminars.png': '12/31/2099',
           'logo.png': '12/31/2099', 'monday.png': '12/31/2099', 'thursday.png': '12/31/2099',
           'tuesday.png': '12/31/2099', 'visions insight.png': '12/31/2099', 'wednesday.png': '12/31/2099',
           'red.png': '12/31/2099'}
