// faq ¸ñ·Ïº¸±â

function show_hide_faq(num){

	var menu = "faq_"+num;
	var menu_show = "faq_"+num+"_show";
	var on = openNum.value;

	if(document.all[menu_show].value == "none"){
		close_openNum(on);
		document.all[menu_show].value = "block";
		document.all[menu].style.display = "block";
		openNum.value = num;
	}
	else{
		document.all[menu_show].value = "none";
		document.all[menu].style.display = "none";
		openNum.value = 0;
	}
}

function close_openNum(num){

	var menu = "faq_"+num;
	var menu_show = "faq_"+num+"_show";

	if(num != 0){
		document.all[menu_show].value = "none";
		document.all[menu].style.display = "none";
	}
}