var venster = null;

window.onfocus=sluitPopup;


function openFoto(url, name, x, y){			 //x=breedte, y=hoogte

		var venster_breedte = x;
		var venster_hoogte = y;
		var lipos = ((screen.availWidth - venster_breedte) / 2);
		var toppos = ((screen.availHeight - venster_hoogte) / 2);

		var vensterOpties = "width=" + venster_breedte + "," + "height=" + venster_hoogte + "," + "screenX="+lipos+",left="+lipos+",screenY="+toppos+",top="+toppos+"," + "resizable=no,scrollbars=no,dependent=yes,alwaysRaised=yes";
		venster=window.open("", name, vensterOpties);
		var pagina = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"\n';
		pagina += '"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">\n';
		pagina += '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="nl" lang="nl">\n';
		pagina += '<head>\n<title>Nederland Ontmoet<\/title>\n';
		pagina += '<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />\n';
		pagina += '<meta http-equiv="imagetoolbar" content="false" />\n';
		pagina += '<link rel="Stylesheet" type="text/css" href="..\fotopopup.css" \/>\n';
		pagina += '<\/head>\n';
		pagina += '<body style="margin: 0; padding: 0;" onload="window.focus();" onclick="window.close();">\n';
		pagina += '<div id="popup">\n';
		pagina += '<img src="'+url+'" alt="" height="'+y+'" width="'+x+'" title="" />\n';
		pagina += '</div>\n';
		pagina += '<\/body>\n<\/html>';
	
		venster.document.writeln(pagina);
		venster.document.close();
		
}

function sluitPopup() {
	if(venster && venster.open && !venster.closed){
		venster.close();
	}
}

/*

<a href="pad_naar_grote_foto.jpg" onclick="openFoto(this,'fotovenster', 400, 312); return false;"><img src="thumnail.jpg" alt="" width="100" height="78" /></a>
					
*/