//dropdown script
var remember = new Array();
var remember2 = new Array();
var checkIt;
var DHTML = (document.getElementById || document.all || document.layers);

function show(name,lvl,obj)
{
	if (!DHTML) return;
	//checkUserInput(5000);
	
	if (remember[lvl] && remember[lvl] == name) {
		closeAll(lvl);
		return;
	}
	if (remember[lvl])
	{
		closeAll(lvl);
	}
	if (name)
	{
		var x = getObj(name);
		if (x!=null) {
			x.style.display = 'block';
			x.style.position = 'relative';
		}
	}
	getObj('sectie_'+name).className  = 'navhoofdnavselected';

	remember[lvl] = name;
	if (obj.parentNode) y = obj.parentNode;
	else if (obj.parentElement) y = obj.parentElement;
	else return;
	if (y.className) return;
	y.className = 'over';
	if (remember2[lvl]) remember2[lvl].className = '';
	remember2[lvl] = y;
	
}

function isOpen(name,lvl)
{
	if (remember[lvl] && remember[lvl] == name) {
		return true;
	} else {
		return false
	}
}

function closeAll(lvl)
{
	for (i=remember.length - 1;i>=lvl;i--)
	{
		if (remember[i])
		{
			
			var x = getObj(remember[i]);
			if (x!=null) {
				x.style.display = 'none';
				x.style.position = 'absolute';
			}
			var y = getObj('sectie_'+remember[i])
			if (y!=null) {
				y.className = 'navhoofdnav';
			}

		}
		remember[i] = null;
		if (remember2[i])
		{
			remember2[i].className = '';
			remember2[i] = null;
		}
	}
}

function getObj(name)
{
  if (document.getElementById)
  {
    return document.getElementById(name);
  }
  else if (document.all)
  {
    return document.all[name];
  }
  else if (document.layers)
  {
    return document.layers[name];
  }
  else return false;
}

function SelectSubNav(name) {
	getObj(name).className = 'navsubnavselected';
}