function activate(num) {
	$(".image-main").hide();
	$("#image-main-" + num).fadeIn("fast");
	$(".image-container-active").removeClass("image-container-active");
	$("#image-preview-" + num).addClass("image-container-active");
	$("#gallery-outer > .image-caption").text($("#image-main-" + num).attr("alt"));
	return false;
}
function navigateBack() {
	var value = 95;
	var left = $("#filmstrip-inner").position().left;
	if (left + value > 5) {
		value = 5 - left;
	}
	return navigate(value);
}
function navigateForward() {
	var value = -95;
	var left = $("#filmstrip-inner").position().left;
	var width = $("#filmstrip-inner").width();
	if (left + value + 5 + width < 400 + 5) { /* + 5 for IE 6 */
		value = 400 + 5 - (width + left + 5);
	} 
	return navigate(value);
}
function navigate(value) {
	$("#filmstrip-inner").animate({
		"left": "+=" + value + "px"
		}, "slow");
	return false;
}