$(document).ready(function() {

	var header = $("#headerImg");
	var numberOfImages = 6;
	var current = 0;
	var style = "";
	
	setInterval(function() {
		current++;
		if (current > numberOfImages) {
			current = 1;
  		}
  		src = header.attr('src');
		src = src.substr(0, src.length - 5) + current + ".jpg";
		header.attr('src', src);
	}, 10000);

	

});