function setAnotherNumber(origin) { var number = Math.floor(Math.random() * 100); if (number < 10) number = "0" + number; return (number != origin) ? number : setAnotherNumber(origin); }
function setRandomImage() { var img = document.getElementByID("image"); var fileNumber = img.src.slice(8,10); img.src = "erogazou" + setAnotherNumber(fileNumber) + ".jpg"; }
function changeImage() { setInterval(setRandomImage, 4000); }