$(document).ready(function() {
	var speed = 3000;
	var fadeSpeed = 1500;

	$("#pic img").addClass('viewing');
	setTimeout(hide, speed*2);
	function hide()
	{
		if($("#pic img.viewing").length == 1)
		{
			$("#pic img").last().fadeIn(fadeSpeed, function() {
				$("#pic img").show();
				$("#pic img").addClass('viewing');
			});
		}
		else 
		{
			$("#pic img.viewing").last().fadeOut(fadeSpeed);
			$("#pic img.viewing").last().removeClass('viewing');
		}
		setTimeout(hide, speed);
	}
});