function div catalog ul li parent div label on click function event va

$(function() {
	$('div.catalog > ul > li.parent > div.label').on('click', function (event) {
		var parent = $(this).parent();
		
		if (parent.hasClass('active')) {
			disableTree(parent);
		} else {
			activeTree(parent);
		}
		
		return false;
	});
});

function activeTree(parent) {
	var trees = $('div.catalog > ul > li.parent');
	
	trees.each(function(index) {
		disableTree(trees.eq(index));
	});
	
	parent.children('div.label').html('-');
	parent.children('a').addClass('active');
	parent.children('ul.active').show(150);
	parent.addClass('active');
	
	return true;
}

function disableTree(parent) {
	parent.children('div.label').html('+');
	parent.children('a').removeClass('active');
	parent.children('ul.active').hide(150);
	parent.removeClass('active');
	
	return true;
}