var imageWidth = 250;
var interval = 4000;
var left = 0;
var movement = imageWidth;
var numberOfImages = 6;
var stripWidth = numberOfImages * imageWidth;

$(document).ready(function() {
	window.setTimeout("updateStrip()", interval);
});

function updateStrip() {

	if (left <= (-1 * stripWidth)) {
		$("#strip").css("left", "0px");
		left = 0;
	}

	left -= movement;

	// Animate image strips
	$("#strip").animate({
		left: left + "px"
	}, 1000, "swing");

	// Set timeout to repeat animation
	window.setTimeout("updateStrip()", interval);
}