function flippy() { var lo = 1 var hi = 17 // as you put in more photos, up the hi number var now = new Date() var rnd = 98726471 * (now.getTime() / ((now.getMinutes() + 1) * 1000)) rnd = lo + Math.floor(rnd % (hi - lo)) // Whups. 0-based numbering scheme if (rnd < 10) {var last_final = new String("0" + rnd);} else {var last_final = new String(rnd);} var aString = new String(''); return(aString); //document.write(aString); }