function robin(){
//Set Your Images in the below Array:
var robin_im=['images/top1.png', 'images/top2.png', 'images/top3.png', 'images/top4.png', 'images/top5.png', 'images/top6.png', 'images/top7.png', 'images/top8.png']

//////////////// Stop Editing //////////////////
function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}
var num=readCookie('robim')? readCookie('robim')*1 : 0;
document.write('<img src="'+robin_im[num]+'">')
num=num<robin_im.length-1? num+1 : 0;
createCookie('robim', num);
}
robin();