bbcode plugin

i want to said sorry in advance cuz you will see, im a real noob

CKEditor was by default on my website when i instal it, i find it great so i dont want to change it, but i need bbcode in my forum so i take a look in the docs and i find this page

http://docs.cksource.com/CKEditor_3.x/H ... ode_Output

but first i dont know where i need to enable it ( i try to add the code in the header of the config.js)
like so :

/*
Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
CKEDITOR.replace( 'editor1',
   {
      extraPlugins : 'bbcode'
   });
CKEDITOR.editorConfig = function( config )
{
    config.font_names =
    'Arial/Arial, Helvetica, sans-serif;' +
    'Courier New/Courier New, Courier, monospace;' +
    'Times New Roman/Times New Roman, Times, serif;';
    config.resize_enabled = false;
    config.width = '96%';
    config.disableNativeSpellChecker = false;

    // ADVANCED EDITOR || DESACTIVED : SAVE - FORM,CHECKBOX,RADIO,TEXTFILED,TEXTAREA,SELECT,BUTTON,IMAGEBUTTON,HIDDENFIELD - FLASH - ABOUT
    config.toolbar_Full =
    [
        { name: 'document',    items : [ 'Source','-','NewPage','DocProps','Preview','Print','-','Templates' ] },
        { name: 'clipboard',   items : [ 'Cut','Copy','Paste','PasteText','PasteFromWord','-','Undo','Redo' ] },
        { name: 'editing',     items : [ 'Find','Replace','-','SelectAll','-','SpellChecker', 'Scayt' ] },
        { name: 'links',       items : [ 'Link','Unlink','Anchor' ] },
        '/',
        { name: 'basicstyles', items : [ 'Bold','Italic','Underline','Strike','Subscript','Superscript','-','RemoveFormat' ] },
        { name: 'paragraph',   items : [ 'NumberedList','BulletedList','-','Outdent','Indent','-','Blockquote','CreateDiv','-','JustifyLeft','JustifyCenter','JustifyRight','JustifyBlock','-','BidiLtr','BidiRtl' ] },
        { name: 'tools',       items : [ 'Maximize', 'ShowBlocks' ] },
        { name: 'insert',      items : [ 'Video','syntaxhighlight' ] },
        '/',
        { name: 'styles',      items : [ 'Styles','Format','Font','FontSize' ] },
        { name: 'colors',      items : [ 'TextColor','BGColor' ] },
        { name: 'insert',      items : [ 'Image','Table','HorizontalRule','Smiley','SpecialChar','PageBreak' ] },
    ];

    // BASIC EDITOR
    config.toolbar_Basic =
    [
        [ 'Source', '-', 'Bold', 'Italic', 'Underline', '-', 'Image', 'Link', 'Smiley', '-', 'TextColor', 'RemoveFormat', '-', 'Scayt' ]
    ];
   

};