var timeRefresh = 0;
var i = 0;
var bannerImage = 28;
var URL = new Array();
	URL[0] = "www.rebcast.com";
	
	function jump() {
		window.location = "http://" + URL[i];
	}	
	function start() {
		timeRefresh = setInterval("bannerChange()", 3000);   
	} 
	function stop() {
		clearInterval(timeRefresh);   
	} 
                                                                                                                                          
  function bannerChange() {    
	  	i++
	if (i > bannerImage) {
		i = 0
		} else {
		}
	document.getElementById('banner').className = "b" + i;
}