(function() {

  // Default to the local version.

  var path = '../libs/jquery/jquery.js';

  // Get any jquery=___ param from the query string.

  var jqversion = location.search.match(/[?&]jquery=(.*?)(?=&|$)/);

  // If a version was specified, use that version from code.jquery.com.

  if (jqversion) {

    path = 'http://code.jquery.com/jquery-' + jqversion[1] + '.js';

  }

  // This is the only time I'll ever use document.write, I promise!

  document.write('<script src="' + path + '"></script>');

}());

