function openWindow(url)
{
		openwin = this.open(url,"ctrlwindow","width=300,height=260,toolbar=no,scrollbars=no,resizable=yes");
		openwin.focus();
}
function openMailinglist(id)
{
	var url = '/nieuwsbrief.php?id='+id;
	openwin = this.open(url,"ctrlwindow","width=810,height=500,toolbar=no,scrollbars=yes,resizable=yes");
	openwin.focus();
}

function cmsPageLoaded()
{
	var url = new String(document.location);
	var windowLocation = url.indexOf('preview.php');
	if(windowLocation == -1)
	{
		return false;
	}
	else
	{
		return true;
	}
}

function swapImage(myID)
{
   var strOver  = "_over";
   var strOff = "_up";
   var oImg = document.getElementById(myID);
   
   var currImg = oImg.src;

   if (currImg.indexOf(strOver) != -1)
      oImg.src = currImg.replace(strOver,strOff)
   else
      oImg.src = currImg.replace(strOff,strOver)
}



function imgPreloader() 
{
	var imgs = document.getElementsByTagName('img');
	for(var i=0; i<imgs.length; i++) 
	{
		new Image().src = imgs[i].src;
	}
}