function WindowOpen(url, name, width, height, toolbar, location, status, scrollbars, menubar, resizable) {
  str = "width = " +  width + ", height = " +  height;

  if (toolbar)    str += ", toolbar";
  if (location)   str += ", location";
  if (status)     str += ", status";
  if (scrollbars) str += ", scrollbars";
  if (menubar)    str += ", menubar";
  if (resizable)  str += ", resizable";

  window.open(url, name, str);
}