$(document).ready(function() {
	var superman_count = $('div.sprmn').length;
	var superman_counter = 1;
	function nextSuperman() {
		superman_counter++;
		if (superman_counter > superman_count) superman_counter = 1;
		$('div#superman').html($('div#superman_'+superman_counter).html());
	}
	nextSuperman();
	window.setInterval(nextSuperman, 3000);
});