<!-- Begin
/*-------------------------------------------------------------------------*/
/* lib:     js/                                                            */
/* versie:  090203                                                         */
/* functie: alle javascripts tbv horizontale en verticale menu's           */
/*-------------------------------------------------------------------------*/

var ns4 = (document.layers);
var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById);

// Maak opgegeven Layer Visible(bijv bij onMouseOver)
function showMenu(LayerId)
{
if(ns4)
	{
		document.layers[LayerId].visibility = "show";
	}
	else if(ie4)
	{
		document.all[LayerId].style.visibility = "visible";
	}
	else if(ie5 || ns6)
	{
		document.getElementById(LayerId).style.visibility = "visible";
	}
}

// Maak opgegeven Layer Hidden (bijv bij onMouseOut)
function hideMenu(LayerId)
{
	if(ns4)
	{
		document.layers[LayerId].visibility = "hide";
	}
	else if(ie4)
	{
		document.all[LayerId].style.visibility = "hidden";
	}
	else if(ie5 || ns6)
	{
		document.getElementById(LayerId).style.visibility = "hidden";
	}
}


// **********************************************************************************
// Horizontaal menu: Sluit alle menu-items en opent menuitem(menunr)
// **********************************************************************************
function closeallmenus(menunr)
	{
		var naam = 'subh_menu';
		for (i=0; i<8; i++)
		{
			layerId = naam + i;
			if (document.getElementById(layerId))
			{
				if (menunr == i) showMenu(naam + i );
				else hideMenu(naam + i);	
			}
		}
		if (menunr != 0)
			self.status='nadere info';
		else
			self.status='';
	}


// End -->