var nrofbanners;
var headimgcounter;

function toprotate() {
	$($("div.headimg")[headimgcounter]).css({margin: "0px 0px 0px 0px"}).fadeIn("slow", function() {
			setTimeout (function () {
				$($("div.headimg")[headimgcounter]).fadeOut("slow");
				headimgcounter++;
				if (headimgcounter >= nrofbanners) headimgcounter = 0;
				toprotate();
			}, 4000);
	});
}

function initBio(){

		nrofbanners = $("div#banner").children("div.headimg").size();
		headimgcounter = Math.floor(Math.random() * nrofbanners);

		$("div.headimg").each(function () {
			$(this).fadeOut ("fast");
		});
		toprotate();
}