function dropMenu (menuId) { 

	clearTimeout(document.menuDelay);

	for(i = 1; i <= 3; i++) {
		var menuI = "menu_" + i;
		document.getElementById(menuI).style.display = 'none';
	}

	var menu = "menu_" + menuId;
	var links = "link_" + menuId;


	var menuTop = document.getElementById(links).offsetTop + 25;
	var menuLeft = document.getElementById(links).offsetLeft + 10;
	var menuWidth = document.getElementById(links).offsetWidth - 20;

	document.getElementById(menu).style.display = 'block';
	document.getElementById(menu).style.top = menuTop + 'px';
	document.getElementById(menu).style.left = menuLeft + 'px';
	document.getElementById(menu).style.width = menuWidth + 'px';

} 

function hideMenu2 (menuId) { 
	
	document.getElementById(menuId).style.display = 'none';
}

function hideMenu (menuId) { 

	var menu = "menu_" + menuId 

	document.menuDelay = setTimeout("hideMenu2('" + menu + "')", 250)
	
}