<!--
var x = screen.width;
var y = screen.height;
var otworz=window.open("", "portfolio", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=0, height=0"); 
otworz.close();

function okno(adres, xx, yy)
{

if (otworz.closed)
	otworz=window.open(adres,"porfolio","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width="+xx+",height="+yy);
else {
	otworz.close();
	otworz=window.open(adres,"portfolio","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width="+xx+",height="+yy); 
	}
otworz.moveTo(Math.round((x-xx)/2), Math.round((y-yy)/2));
otworz.focus();
}

//-->