// Toggle visibilty of sidebar product sub-categories.

function toggleMenu(cat) {
	var menu = document.getElementById('cat_menu_'+cat);
	var arr = document.getElementById('cat_arr_'+cat);
	var link = document.getElementById('cat_link_'+cat);
	if (menu && menu.style.display) {
		menu.style.display = '';
		arr.src = 'images/misc/leftlidown.gif';
		link.title = 'Click to hide this category';
	} else if (menu) {
		menu.style.display = 'none';
		arr.src = 'images/misc/leftli.gif';
		link.title = 'Click to show this category';
	}
}