photowindow_op = null;

function photowindow(url, nazwa, width, height){
  if (photowindow_op) photowindow_op.close();
  width += 40;
  height += 40;
	params = "status=no, statusbar=no, menubar=no, scrollbars=no, resizeable=no, toolbar=no, location=no, directories=no, left=20, top=20, width=" + width + ", height=" + height;	
  photowindow_op = window.open(url, 'photobig', params);
  photowindow_op.focus();
}