function popup(theURL,winName,features) { //v2.0
   newWin = window.open(theURL,winName,features);
   newWin.document.write('<style type="text/css" media="screen"><!-- @import url("_css/styles.css"); --></style>');
   
   newWin.document.write("<br><img src='");
   newWin.document.write(theURL);
   newWin.document.write("' border=0 ><br>");
   newWin.document.write("<br><div align='center'><a href='javascript:self.close();'>Sluiten</a></div>");
   newWin.focus();
}

function popupVideo() (
	newWindow= window.open( 'video2.html', 'popup', 'width=400,height=400,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0' ); 
	newWindow.focus();	
}