// JavaScript Document

var hideInt = null;

/* top menu */
function setMenu1(how) {
	if (hideInt) {
		clearInterval(hideInt);
	}
	
	if (how == "show") {
		var el = document.getElementById("menu1");
		el.style.display = "block";
	} else {
		hideInt = setInterval(hideMenu1, "100");
	}
}

function hideMenu1() {
	if (hideInt) {
		clearInterval(hideInt);
	}
	var el = document.getElementById("menu1");
	el.style.display = "none";
}

/* bottom menu */
function setMenu2(how) {
	if (hideInt) {
		clearInterval(hideInt);
	}
	
	if (how == "show") {
		var el = document.getElementById("menu2");
		el.style.display = "block";
	} else {
		hideInt = setInterval(hideMenu2, "100");
	}
}

function hideMenu2() {
	if (hideInt) {
		clearInterval(hideInt);
	}
	var el = document.getElementById("menu2");
	el.style.display = "none";
}