var delay = 2;				// ¸Þ´º ½ºÇǵå(³·À»¼ö·Ï ºü¸§)
var m_length = 0;			// ¸Þ´º °£°Ý
var sel_l_length = 5;		// ¼±ÅÃÇÑ ¸Þ´º¿Í ÀÌÀü ¸Þ´º °£°Ý
var sel_r_length = 5;		// ¼±ÅÃÇÑ ¸Þ´º¿Í ´ÙÀ½ ¸Þ´º °£°Ý


var m_sel = 0;				// ¸Þ´º ¼±Åà »óÅÂ
var m_max = 0;				// ¸ÞÀθ޴º °¹¼ö
var sm_alpha = 0;			// ¼­ºê¸Þ´º Åõ¸íµµ
var id = new Array();		// ¸ÞÀθ޴º ID
var sid = new Array();		// ¼­ºê¸Þ´º ID
var m_top = 0;				// ¸ÞÀθ޴º y À§Ä¡
function on_load() {
	while (document.getElementById('menu' + (m_max + 1)) != null) {
		m_max++;
		id[m_max] = document.getElementById('menu' + m_max);
		sid[m_max] = document.getElementById('smenu' + m_max);
	}
	m_top = id[1].offsetTop;
	m_act();
}
function m_over(m) {
	m_sel = m;
	for (i = 1; i <= m_max; i++) {
		if (sid[i] != null) {
			if (m_sel == i) {
				id[i].style.fontWeight = 'bold';
				sid[i].style.display = '';
				sm_alpha = 0;
				if ((navigator.appName.indexOf('Microsoft') + 1)) {
					sid[i].filters.alpha.opacity = sm_alpha;
				} else {
					sid[i].style.opacity = (sm_alpha / 100);
				}
				sid[i].style.top = id[i].offsetTop + id[i].offsetHeight + 40;
			} else {
				id[i].style.fontWeight = '';
				sid[i].style.display = 'none';
			}
		}
	}
}
function m_act() {
	var goy = 0;
	for (i = 1; i <= m_max; i++) {

		// ¼­ºê¸Þ´º
		if (m_sel == i && sid[i] != null) {
			// ¼­ºê¸Þ´º Åõ¸íµµ
			if (sm_alpha < 100){
				sm_alpha += 5;
				if ((navigator.appName.indexOf('Microsoft') + 1)) {
					sid[i].filters.alpha.opacity = sm_alpha;
				} else {
					sid[i].style.opacity = (sm_alpha / 100);
				}
			}
			// ¼­ºê¸Þ´º ¾Æ·¡¼­ºÎÅÍ À§·Î ³ªÅ¸³²
			goy = id[i].offsetTop + id[i].offsetHeight;
			try {
				sid[i].style.top = (sid[i].offsetTop - (sid[i].offsetTop - goy) / delay);
			} catch(e) {
				return;
			}
		}
	}
	setTimeout('m_act()', 10);
}