$().ready(function() {
	imagerefresher();
});
	
function imagerefresher(){
		var d = new Date();
		var timerobj;
		var cam_wait = 15000;
		var imagesrc = document.getElementById("cam_pic").src;
		document.images.cam_pic.src = imagesrc + "?" + Math.random() + d.getTime();
		timerobj = setTimeout("imagerefresher()",cam_wait);
}