var topNavAccordion = null;

function initAccordion(index) {

	var options = {
    		display: index
	};

       topNavAccordion = new Accordion('#navi_top li.toggler', '#navi_top ul.stretcher', options);
}

function closeAccordion(){
	if(topNavAccordion){
		topNavAccordion.display(-1);
	}
}

function showAccordion(index){
	if(topNavAccordion){
		topNavAccordion.display(index);
	}
}