var img = newImage = new Image(); img.src = 'http://www.wyoroad.info/highway/webcameras/US89AlpineJct/US89AlpineJctNorth.jpg?t=' + new Date().getTime(); function ri() { document.getElementById('webcam_img').src = img.src; if (img.complete) { img = newImage = new Image(); img.src = 'http://www.wyoroad.info/highway/webcameras/US89AlpineJct/US89AlpineJctNorth.jpg?t=' + new Date().getTime(); } setTimeout('ri()', 30 * 1000); } setTimeout('ri()', 5000);