Foobar.js

;var FooBar = (function($, window, document, undefined) {
  'use strict';
  
  /**
   * Constructor method
   *
   * @author Gustavo Franco
   * @since  2013-06-27
   */
   function FooBar() {
     try {
       console.log('constructor');
     } catch (exception) {
       console.error(exception);
     }
   }
   
  /**
   * Foo method
   *
   * @author Gustavo Franco
   * @since  2013-06-27
   */
   FooBar.prototype.foo = function() {
     try {
       console.log('foo');
     } catch (exception) {
       console.error(exception);
     }
   };
   
  /**
   * Bar method
   *
   * @author Gustavo Franco
   * @since  2013-06-27
   */
   FooBar.prototype.bar = function() {
     try {
       console.log('bar');
     } catch (exception) {
       console.error(exception);
     }
   };
   
   return FooBar;
})(jQuery, window, document);

var fooBar = new FooBar(); // constructor
fooBar.foo(); // foo
fooBar.bar(); // bar