function swap(img_name, img_src) {
	document[img_name].src = img_src;
}

function trackHeight() {
	document.getElementById("content_wrapper").style.height = document.getElementById("content_right").offsetHeight + 180 + "px";
}

function toggleAnswer(obj, img) {
	var question = obj.parentNode;
	var answer = obj.nextSibling;

	while (answer.tagName != "LI") {
		answer = answer.nextSibling;
	}

	if (answer.style.display == 'none') {
		answer.style.display = 'inline';
		document.images[img].src = 'images/faq-minus.jpg';
	} else {
		answer.style.display = 'none';
		document.images[img].src = 'images/faq-plus.jpg';
	}
}

function toggleAllOn() {
	var elems = document.getElementsByTagName("li");
	var imag = document.getElementsByTagName("img");

	for (var i = 0; i < elems.length; i++) {
		if (elems[i].className == "toggleAnswer") {
			elems[i].style.display = "inline";
		}
	}

	for (var i = 0; i < imag.length; i++) {
		if (imag[i].className == "toggleImage") {
			imag[i].src = "images/faq-minus.jpg";
		}
	}
}

function toggleAllOff() {
	var elems = document.getElementsByTagName("li");
	var imag = document.getElementsByTagName("img");

	for (var i = 0; i < elems.length; i++) {
		if (elems[i].className == "toggleAnswer") {
			elems[i].style.display = "none";
		}
	}

	for (var i = 0; i < imag.length; i++) {
		if (imag[i].className == "toggleImage") {
			imag[i].src = "mages/faq-plus.jpg";
		}
	}
}



function showIngredients(id, titleOfProduct, copy) {
	new Tip('ing_' + id, copy, {
		title: titleOfProduct,
		showOn: 'mouseover',
		hideOn: 'mouseout',
		hook: { target: 'topMiddle', tip: 'bottomMiddle'},
		offset: { x: 0, y: 0 },
		width: '200'
	});
}