// Regrettable facts in the case: I don't have a lot of time. The page is
// done. Things that don't talk don't talk. I'd rather be invisible than
// look bad. Supported: Konqueror, IE5/Win, Mozilla. That's all.

var DoNothing; // Just a placeholder for the logic.

if( is_khtml || is_nav5up || is_ie4up )
    DoNothing = 0;
} else {
  window.location.href="new_browser.html";
  alert( 'Please update your browser!' );
}