function showVideo() {
	hideAll("middle", "document", "img");

	document.getElementById('thumb_prev').style.display = 'none';
	document.getElementById('thumb_next').style.display = 'none';

	if(document.getElementById('video')) {
		document.getElementById('video').style.display = 'block';
	}

	return true;
}

function showPhotos() {
	document.getElementById('thumb_prev').style.display = 'block';
	document.getElementById('thumb_next').style.display = 'block';

	if(document.getElementById('video')) {
		document.getElementById('video').style.display = 'none';
	}

	return true;
}

function selectPhoto(n) {
	hideAll("middle", "document", "img");
	document.getElementById("photo_" + n).style.display = "block";

	return true;
}

function nextThumb() {
	var thumbs = getElementsByClassName(document.getElementById("photo"), "img", "middle");

	var n = 0;

	for(i = 0; i < thumbs.length; i++) {
		if(thumbs[i].style.display == "block") {
			n = i;
		}
	}

	thumbs[n].style.display = "none";

	if(n + 1 < thumbs.length) {
		n++;
	} else {
		n = 0;
	}

	thumbs[n].style.display = "block";
	//if(IE) { IEmove(n); }

	return true;
}

function prevThumb() {
	var thumbs = getElementsByClassName(document.getElementById("photo"), "img", "middle");

	var n = 0;

	for(i = 0; i < thumbs.length; i++) {
		if(thumbs[i].style.display == "block") {
			n = i;
		}
	}

	thumbs[n].style.display = "none";

	if(n - 1 < 0) {
		n = thumbs.length - 1;
	} else {
		n--;
	}

	thumbs[n].style.display = "block";
	//if(IE) { IEmove(n); }

	return true;
}

function IEmove(n) {
	if(n == 0) {
		document.getElementById("thumb_prev").style.marginLeft = "12";
		document.getElementById("thumb_next").style.marginLeft = "292";
	}
	if(n > 0) {
		document.getElementById("thumb_prev").style.marginLeft = "0";
		document.getElementById("thumb_next").style.marginLeft = "280";
	}

	if(n < 2) {
		document.getElementById("thumb_prev").style.marginTop = "230";
		document.getElementById("thumb_next").style.marginTop = "230";
	}
	if(n > 1) {
		document.getElementById("thumb_prev").style.marginTop = "242";
		document.getElementById("thumb_next").style.marginTop = "242";
	}
}