function $(id) {
return document.getElementById(id);
}

function showMenu (baseID, divID) {
baseID = $(baseID);
divID  = $(divID);
if (showMenu.timer) clearTimeout(showMenu.timer);
hideCur();
divID.style.display = 'block';
showMenu.cur = divID;

if (! divID.isCreate) {
divID.isCreate = true;
//divID.timer = 0;
divID.onmouseover = function () {
if (showMenu.timer) clearTimeout(showMenu.timer);
hideCur();
divID.style.display = 'block';
};

function hide () {
showMenu.timer = setTimeout(function () {divID.style.display = 'none';}, 1000);
}

divID.onmouseout = hide;
baseID.onmouseout = hide;
}
function hideCur () {
showMenu.cur && (showMenu.cur.style.display = 'none');
}
}