function button_onhover(obj)
{
	obj.src = obj.src.replace("_st","_hl");
}

function button_onunhover(obj)
{
	obj.src = obj.src.replace("_hl","_st");
}

var agendaItem = null; 

function GotoItem(name)
{
	agendaItem = document.getElementById(name);
	
	if(agendaItem)
	{
		document.getElementById('Agenda').style.display = "none";
		agendaItem.style.display = "block";
	}
	else
	{
		window.alert("Het agendapunt '"+name+"' bestaat niet.");
	}
}

function GotoAgenda()
{
	agendaItem.style.display = "none";
	document.getElementById('Agenda').style.display = "block";
}