function pathToModule(module) { 
  if (!module) {
    throw("Missing or null parameter supplied.");
  }

  var scriptNodes = document.getElementsByTagName( "script" );
  var l = scriptNodes.length;
  var i;
  var head;
  var s = null;
  var el, src, pos;

  for (i = 0; i < l; ++i) {
    el = scriptNodes[i];
    // See if the module name we are looking for is present in any of the
    // following forms:
    //
    //  [path]/module.js
    //  [path]\\module.js
    //  module.js
    //
    src = el.src;
    if (src) {
      pos = src.lastIndexOf(module + ".js");
      
      if (pos != -1 && (!pos || src.charAt(pos - 1) === "/" || src.charAt(pos - 1) === "\\")) {
        s = src.slice(0, pos);
        break;
      }
    }// if @src is present
  }// for each script node

  if (!s) {
    throw("No Module called '" + module + "' was found.");
  }
  return s;
}

(
  function() {
    var baseDefaultPath = pathToModule("ubiquity-loader");

    var arrScripts = [
      "http://yui.yahooapis.com/2.5.2/build/yuiloader/yuiloader-beta-min.js",
      "http://ubiquity-backplane.googlecode.com/svn/tags/0.1/uri.js",
      "http://ubiquity-message.googlecode.com/svn/tags/0.4/lib/message-loader.js",
      baseDefaultPath + "lib/rdfa-loader.js",
    ];
    var arrScriptElements = [ ];
    var i, l = arrScripts.length;

    for (i = 0 ; i < l ; ++i) {
      arrScriptElements.push('<script src="' + arrScripts[i] +'" type="text/javascript">/**/</script>');
    }
    document.write(arrScriptElements.join("\n"));
  }()
);