function laagzichtbaar(strLayer, strImage) {
			hideAll();
			var varLayer = getLayer(strLayer);
			if (varLayer) {
				varLayer.visibility = 'visible';
			}
		}
	
		function laagnietzichtbaar(strLayer, strImage) {
			var varLayer = getLayer(strLayer);
			varLayer.visibility = 'hidden';
		}
	
		function getLayer(name) {
			if (document.getElementById) {
				if (document.getElementById(name)) {
					return document.getElementById(name).style;
				} else {
					return false;
				}
			} else if (document.all) {
				return document.all[name].style;
			} else if (document.layers) {
				return document.layers[name];
			}
		}
		
		
	function showAlgVW() {
	document.getElementById('AlgemeneVoorwaardenPopUp').style.display='block';
	return true;	
	}
	function hideAlgVW() {
	document.getElementById('AlgemeneVoorwaardenPopUp').style.display='none';
	document.getElementById('ImageMapLinks').style.display='block';	
	document.getElementById('ImageMapRechts').style.display='block';	
	return true;	
	}	
	function showImageMap() {
	document.getElementById('ImageMapLinks').style.display='block';	
	document.getElementById('ImageMapRechts').style.display='block';	
	return true;	
	}
	function hideImageMap() {
	document.getElementById('ImageMapLinks').style.display='none';	
	document.getElementById('ImageMapRechts').style.display='none';	
	return true;	
	}
	function showPrintPopup(){
	document.getElementById('PrintPopup').style.display='block';
	return true;
	}
	function hidePrintPopup(){
	document.getElementById('PrintPopup').style.display='none';
	return true;
	}
	function showHelpPopup(){
	document.getElementById('HelpPopup').style.display='block';
	return true;
	}
	function hideHelpPopup(){
	document.getElementById('HelpPopup').style.display='none';
	return true;
	}	function ShowZoekPopup(){
	document.getElementById('Zoekpopup').style.display='block';
	document.getElementById('Zoekpopupschaduw').style.display='block';
	document.getElementById('ImageMapLinks').style.display='none';	
	document.getElementById('ImageMapRechts').style.display='none';		
	}
	function HideZoekPopup(){
	document.getElementById('Zoekpopup').style.display='none';
	document.getElementById('Zoekpopupschaduw').style.display='none';	
	}	
	function gotoCategorie() {	
		window.location = 'Folder.asp?intPagina=' + document.formFolder.intCategoriePagina.value;
		
	}