var menu_t = [];
var prec = {};
var ok_ = [];

function _$(a) {
	var b = document.getElementById(a);
	return (b ? b : document.getElementsByName(a)[0]);
}

for (var i = 0; i < menu_id.length; i++) {
	var menu = _$("l_" + menu_id[i]);
	menu.onmouseover = function() { z(this); };
	menu.onmouseout = function() { z_prec(this, true); }
	ok_[menu_id[i]] = false;
}

function t(a_, b){
	try {
		var a = document.getElementById(a_);
		a.style.opacity = b / 100;
		a.style.MozOpacity = b / 100;
		a.style.KhtmlOpacity = b / 100;
		a.style.filter = "alpha(opacity=" + b + ")";
		
		if (b == 0)
			a.style.display = "none";
		
	} catch (e) {
	}
}


function z(a) {
	var id = parseInt(("" + a.id).substring(2), 10);

	if (ok_[id] == false) {
		var l = gXY(document.getElementById("l_" + id))[0];

		var m = _$("m_" + id);
		t("m_" + id, 0);
		m.style.display = "block";
		m.style.left = l + "px";

		try {
			for (var i in prec[id])
				clearTimeout(prec[id][i]);
			
			prec[id] = [];
		} catch (e) {
		}
		
		ok_[id] = true;
		
		for (var i = 10; i <= 100; i += 10)
			setTimeout('t("m_"+' + id + ',' + i + ')', (i + 1) * 2);
		
	} else {
		try {
			clearTimeout(menu_t[id]);
		} catch (e) {
		}
	}
}

function z_prec_f(id){
	prec[id] = [];
	ok_[id] = false;
	for (var i = 90; i >= 0; i -= 10)
		prec[id].push(setTimeout('t("m_"+' + id + ',' + i + ')', (100 - i + 1) * 2));
}

function z_prec(a, b){
	var id = parseInt(("" + a.id).substring(2), 10);
	try {
		clearTimeout(menu_t[id]);
	} catch (e) {
	}

	if (b)
		menu_t[id] = setTimeout("z_prec_f(" + id + ")", 250);
}


function gXY(o) {
	var xy = [0, 0];
	if (o.offsetParent) {
		xy[0] = o.offsetLeft;
		xy[1] = o.offsetTop;
		while (o = o.offsetParent) {
			xy[0] += o.offsetLeft;
			xy[1] += o.offsetTop;
        }
	}
	return xy;
}

var wX = wY = 0;
document.onmousemove = getMouseXY;

function getMouseXY(e) {
  if (document.all) {
    wX = event.clientX + document.body.scrollLeft;
    wY = event.clientY + document.body.scrollTop;
  } else {
    wX = e.pageX;
    wY = e.pageY;
  }  
  
  if (wX < 0)
	wX = 0;
	
	if (wY < 0)
		wY = 0;

	return true;
}