// Copyright (c) 2007 Fark.com, LLC
// $Id: farkit.js 3441 2007-09-04 20:25:35Z mandrews $

// TODO: Add different sizes.

function farkItButton(h, u, s) {
  if (!IsDef(h)) {
    if (IsDef(window.fark_headline)) {
      h = window.fark_headline;
    } else {
      h = '';
    }
  }
  if (!IsDef(u)) {
    if (IsDef(window.fark_url)) {
      u = window.fark_url;
    } else {
      var URL = unescape(location.href); 
      u = URL;
    }
  }
  var size = 0;
  if (IsDef(s)) {
    // TODO larger size
    // document.write('<a href="http://cgi.fark.com/cgi/fark/farkit.pl?h=' + h + '&u=' + u + '" target="_blank"><img id="farkitButton" src="http://img.fark.com/pub/FarkItButton1_80x20.png" width="80" height="20" border="0"></a>');
  } else {
    document.write('<a href="http://cgi.fark.com/cgi/fark/farkit.pl?h=' + h + '&u=' + u + '" target="_blank"><img id="farkitButton" src="http://img.fark.com/pub/FarkItButton1_80x20.png" width="80" height="20" border="0"></a>');
  }
}

function IsDef(variable) {
  return (!(!( variable||false )))
}