<!--

var subMenus = new Array (4);

function showSubMenu (id) {
	hideAll(id);
	document.getElementById('submenu'+id).style.display = 'block';
}

function hideSubMenu (id) {
	subMenus[id] = setTimeout('document.getElementById (\'submenu'+id+'\').style.display = \'none\'',500);
}

function hideAll (id) {
	for (i=0; i<subMenus.length; i++) {
    if (subMenus[i])
			clearTimeout (subMenus[i]);
		if (i != id)	
			subMenus[i] = setTimeout('document.getElementById (\'submenu'+i+'\').style.display = \'none\'',0);
	}
}

function clearMenuTimeOut (id) {
	if (subMenus[id])
	  clearTimeout (subMenus[id]);
}

// -->