function categoryToggle(obj) {
	h2Div = obj.parentNode
	nameDiv = h2Div.parentNode;
	categoryDiv = nameDiv.parentNode;
	objContainer = categoryDiv.childNodes[2];
	if(objContainer.style.display == "block") {
		objContainer.style.display = "none";
		nameDiv.style.backgroundImage = "url(/img/menu-category.png)";
	}
	else {
		objContainer.style.display = "block";
		nameDiv.style.backgroundImage = "url(/img/menu-category-open.png)";
	}
}