var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;
var menu;
var defaultColor="#aa0000";
var highlightColor="#ff0000";

function mopen(id)
{	
	
	if(menu) document.getElementById(menu).style.color=defaultColor;
	menu=id.replace("m","item")
	document.getElementById(menu).style.color=highlightColor;
	clearTimer();

	
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}

function mclose()
{
	if(menu)document.getElementById(menu).style.color=defaultColor;
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}


function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}


function clearTimer()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

function resetTimer(){
	if(closetimer) window.clearTimeout(closetimer);
	//closetimer = window.setTimeout(mclose, timeout);
}

	

document.onclick = mclose;