function preloaderImages()
{
	var d=document; 
	if(d.images){ if(!d.MM_p) d.MM_p=new Array();var i,j=d.MM_p.length,a=preloaderImages.arguments; for(i=0; i<a.length; i++)if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
	
function MM_swapImgRestore() {var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;}
function MM_preloadImages() {var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}}
function MM_findObj(n, d) {var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;}
function MM_swapImage() {var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}}

function SubmitType(type)
{
	var obj = FindVBOForm();
	obj.submittype.value=type;
}

function SumbitVBOPageWithType(type)
{
	var obj = FindVBOForm();
	obj.submittype.value=type;
	obj.submit();
}

function SumbitVBOPage()
{
	var obj = FindVBOForm();
	obj.submit();
}

function ResetVBOPage(type)
{
	var obj = FindVBOForm();
	obj.reset();
}

function FindVBOForm()
{
	for(var t=0;t<document.forms.length;t++)
	{
		if (document.forms[t].action.indexOf('http://www.vbo.nl/')>=0)
		{
			return document.forms[t];
		}
		if (document.forms[t].action.indexOf('http://')<0)
		{
			return document.forms[t];
		}
	}
	return null;
}

/* Javascript voor de Checkit-bezoekersteller. */


			
	function spring (het_label)
	{
		document.location.href = "#" + het_label;
	}
				
	function checkStreetRadius()
	{
		var form = FindVBOForm();
		if (form.txtStreet.value!='')
		{
			form.radius.disabled = true;
		}
		else
		{
			form.radius.disabled = false;
		}
	}
	

	function findInputControlByShortID(controlID)
	{
		return findControlByShortID(controlID, 'INPUT');
	}

	function findTextAreaControlByShortID(controlID)
	{
		return findControlByShortID(controlID, 'TEXTAREA');
	}

	function findDivControlByShortID(controlID)
	{
		return findControlByShortID(controlID, 'DIV');
	}
	
	
	// zoek een control buiten de huidige usercontrol
	// om de zoektijd te beperken moet het type opgegeven worden b.v. INPUT of DIV
	// om naamconficten te beperken kan de .ID ook nog uitgebreid worden naar [usercontrolnaam]_[control.id]
	function findControlByShortID(controlID, tagName)
	{
		var elem;
		var elemId;
		var arrElements = document.body.getElementsByTagName(tagName);
		
		//iterate over elements:
		for (var i=0; i<arrElements.length; i++)
		{
			//get pointer to current element:
			elem = arrElements[i];
			elemId = elem.id;

			if (elemId.search(controlID) != -1)
			{
				return elem;
			}
		}
		
		return null;
	}
	


function fnInit()
{
	document.oncontextmenu=fnSuppress;
}
		
function fnSuppress()
{
	event.returnValue = false;	
	return false;
}