var main_menu = function () {
	var e = 10,
	g = 50,
	f = 6,
	d;
	function c(a) {
		this.n = a;
		this.h = [];
		this.c = []
	}
	c.prototype.init = function (o, q) {
		d = q;
		var j = document.getElementById(o),
		n = j.getElementsByTagName("ul"),
		a = n.length,
		k = 0;
		for (k; k < a; k++) {
			var m = n[k].parentNode;
			this.h[k] = m;
			this.c[k] = n[k];
			m.onmouseover = new Function(this.n + ".st(" + k + ",true)");
			m.onmouseout = new Function(this.n + ".st(" + k + ")")
		}
	};
	c.prototype.st = function (a, j) {
		var l = this.c[a],
		i = this.h[a],
		k = i.getElementsByTagName("a")[0];
		clearInterval(l.t);
		l.style.overflow = "hidden";
		if (j) {
			k.className += " " + d;
			if (!l.mh) {
				l.style.display = "block";
				l.style.height = "";
				l.mh = l.offsetHeight;
				l.style.height = 0
			}
			if (l.mh == l.offsetHeight) {
				l.style.overflow = "visible"
			} else {
				l.style.zIndex = g;
				g++;
				l.t = setInterval(function () {
					b(l, 1)
				},
				e)
			}
		} else {
			k.className = k.className.replace(d, "");
			l.t = setInterval(function () {
				b(l, -1)
			},
			e)
		}
	};
	function b(l, i) {
		var a = l.offsetHeight;
		if ((a <= 0 && i != 1) || (a >= l.mh && i == 1)) {
			if (i == 1) {
				l.style.filter = "";
				l.style.opacity = 1;
				l.style.overflow = "visible"
			}
			clearInterval(l.t);
			return
		}
		var k = (i == 1) ? Math.ceil((l.mh - a) / f) : Math.ceil(a / f),
		j = a / l.mh;
		l.style.opacity = j;
		l.style.filter = "alpha(opacity=" + (j * 100) + ")";
		l.style.height = a + (k * i) + "px"
	}
	return {
		dd: c
	}
} ();