function jquery_specialTreeMenu(special_treeMenu){
	// $('ul.FK_special_treemenu > li ul').hide();
	special_treeMenu.find('ul').hide();
	special_treeMenu.find('ul').parent('li.deeper.parent.active').prepend('<div class="change-me"><span class="mdi mdi-plus hide"></span><span class="mdi mdi-minus"></span></div>');
	special_treeMenu.find('ul').parent('li.deeper.parent').not('li.deeper.parent.active').prepend('<div class="change-me"><span class="mdi mdi-plus"></span><span class="mdi mdi-minus hide"></span></div>');
	special_treeMenu.find('li.deeper.active').children('ul').show();
	special_treeMenu.find('li.deeper.parent.active').children('.change-me').click(function(event) {
		$(this).children('span').toggleClass('hide');
		$(this).parent('li').find(' > ul').toggle('500');
	});
	special_treeMenu.find('li:not(li.active)').children('.change-me').click(function(event) {
		$(this).children('span').toggleClass('hide');
		$(this).parent('li').find(' > ul').toggle('500');
	});
	// find active item
	var pathname = window.location.pathname;
	special_treeMenu.find('[href="' + pathname + '"]').parent('li').addClass('current active').parents('li.deeper.parent').addClass('active');
};