Simple bookmarklet template with jQuery

gistfile1.js

// Stripped down jQuerify for modern browsers: http://www.learningjquery.com/2009/04/better-stronger-safer-jquerify-bookmarklet 

(function() {
  var f = function() {
    jQuery.noConflict()(function($) {
      // Bookmarklet code goes here
    });
  };
  
  if (typeof jQuery != 'undefined') {
    f();
  } else {
    var head = document.getElementsByTagName('head')[0];
    
    var script = document.createElement('script');
    script.src = 'http://code.jquery.com/jquery-latest.min.js';
    script.onload = function() {
      f();
      head.removeChild(script);
    };
    
    head.appendChild(script);
  }
})();