function showArrow(iid,lp)
{
	if(iid != lp)
	{
		iid = "menu"+iid;
		document.all[iid].style.visibility = 'visible';
	}
}

function hideArrow(iid,lp)
{
	if(iid != lp) 
	{	
		iid = "menu"+iid;	
		document.all[iid].style.visibility = 'hidden';
	}
}
function roleOver(im , imsrc)
{
		im.src = imsrc;
}