function DoNav(Url)
		{
			document.location.href = Url;
		}
		function Disable(objectId, status)
		{
			document.getElementById(objectId).disabled = status;
		}
		function SetTitle(objectId, text)
		{
			document.getElementById(objectId).title = text;
		}
		function SetText(objectId, text)
		{
			document.getElementById(objectId).innerHTML = text;
		}
		function toggleDisplay (div1, div2) {
			if (div1.style.display!='block') {
				div1.style.display='block';
				div2.style.display='none';
			}
			
			else {
				div1.style.display='none';
				div2.style.display='block';
			}
			return true;
		}
		function showHide (div1, div2, span, o) {
			if (o.value > 1) {
				div1.style.display = 'none';
				div2.style.display = 'block';
				if (o.value == 2) {
					span.innerHTML = 'url naar jouw  (kopieer code van bijvoorbeeld youtube.com)';
				}
				else if (o.value == 3) {
					span.innerHTML = 'url naar jouw  (kopieer code van bijvoorbeeld slideshare.com)';
				}
			
			}
			
			else {
				div1.style.display = 'block';
				div2.style.display = 'none';
			}
			return true;
		}
		function showObject(obj) {
			document.getElementById(obj).style.visibility='visible';
		}
		function hideObject(obj) {
			document.getElementById(obj).style.visibility='hidden';
		}
		function getX( oElement )
		{
		  var iReturnValue = 0;
		  while( oElement != null ) {
		    iReturnValue += oElement.offsetLeft;
		    oElement = oElement.offsetParent;
		  }
		  return iReturnValue;
		}
		function getY( oElement )
		{
		  var iReturnValue = 0;
		  while( oElement != null ) {
		    iReturnValue += oElement.offsetTop;
		    oElement = oElement.offsetParent;
		  }
		  return iReturnValue;
		}