function foto(imagename) 
// pop-up met foto 
{ 
        var image= "<a href='javascript:self.close()'><img src='" + imagename + "' border='1' class='foto'></a>" 
        var inhoud =      
        "<title>Christelijke Gereformeerde Kerk - Zierikzee - Foto: " + imagename +"</title>" +
		"<link rel='stylesheet' href='css/style.css' type='text/css'>" +
		"<body bgcolor='#E2DFD8' leftmargin='0' topmargin='0' rightmargin='0' bottommargin='0' marginwidth='0' marginheight='0'>" +
		"<div align='center'>" +
		"  <p>" +
        image + 
		"  </p>" +
		"</div></body>"

  Schermpje = window.open("","popDialog","height=600,width=800,scrollbars=no") 
  Schermpje.document.write(inhoud) 
  Schermpje.document.close() 
}
