var currentCategory;
var currentSubCategory;
var currentPage;
var currentItem;

function change_page(category, subcategory, page, item) 
{
	change_item(item);
	change_container(page, category, subcategory);
	//change_subcategory(subcategory, category);
	//change_category(category);
	
	currentCategory = category;
	currentSubCategory = subcategory;
	currentPage = page;
	currentItem = item;
} 

function change_category(elem)
{
	if(elem != currentCategory) {
		var htmlId = "section_icon_";
		var src1 = "/modules/store/images/menu_" + elem + "1a.jpg";
		var src2 = "/modules/store/images/menu_" + currentCategory + "1.jpg";
		if(currentCategory) {
			document.getElementById(htmlId + currentCategory).src = src2;
		}
		document.getElementById(htmlId + elem).src = src1;
	}
}

function change_subcategory(elem, category) 
{
	if(elem != 'none' && elem != currentSubCategory) {
		var htmlId = "subsection_icon_";
		var src1 = "/modules/store/images/sub_" + elem + "1a.jpg";
		var src2 = "/modules/store/images/sub_" + currentSubCategory + "1.jpg";
		if(currentSubCategory && currentSubCategory != 'none') {
			document.getElementById(htmlId + currentCategory + "_" + currentSubCategory).src = src2;
		}
		alert(htmlId + category + "_" + elem);
		document.getElementById(htmlId + category + "_" + elem).src = src1;
	}	
}

function change_container(page, category, subcategory)
{
	var htmlId = "container_";
	if(currentPage) {
		document.getElementById(htmlId + currentCategory + "_" + currentSubCategory + "_" + currentPage).style.display = 'none';
	}
	document.getElementById(htmlId + category + "_" + subcategory + "_" + page).style.display = '';
}

function change_item(item)
{
	var htmlId = "itemBox_";
	if(currentItem) {
		document.getElementById(htmlId + currentItem).style.display = 'none';
	}
	document.getElementById(htmlId + item).style.display = 'block';
}