window.addEvent('domready', function() {
	add_active_sub_section_indicator();
});

function add_active_sub_section_indicator()	{
	var active_element = $$('div.sub_nav_item a.active');
	if($chk(active_element[0]))	{
		var x = active_element[0].getPosition().x;
		var y = active_element[0].getPosition().y;
		$('right_arrow').setStyle('position', 'absolute');
		$('right_arrow').setStyle('top', y + 5);
		$('right_arrow').setStyle('left', x - 11);
		$('right_arrow').setStyle('display', 'block');
	}
}