/* THIS SCRIPT CHOOSE A RANDOM NUMBER */
/* CHANGE THE 1ST NUMBER ACCORDING TO THE NUMBER OF PHOTO YOU HAVE MINUS 1 (-1) */
random_num_wtl = (Math.round((Math.random()*3)+1));
random_num_gid = (Math.round((Math.random()*3)+1));
random_num_esc = (Math.round((Math.random()*2)+1));