SEARCH:
if( comments_open() ){
                                    if( options::logic( 'general' , 'fb_comments' ) ){
                                        ?>
                                        <div id="comments">
                                            <h3 id="reply-title"><?php _e( 'Leave a reply' , 'cosmotheme' ); ?></h3>
                                            <p class="delimiter">&nbsp;</p>
                                            <fb:comments href="<?php the_permalink(); ?>" num_posts="5" width="620" height="120" reverse="true"></fb:comments>
                                        </div>
                                        <?php
                                    }else{
                                        comments_template( '', true );
                                    }
                                }


           EDIT IN:


                     if( comments_open() ){

                                        ?>
                                        <div id="comments">
                                            <h3 id="reply-title"><?php _e( 'Leave a reply' , 'cosmotheme' ); ?></h3>
                                            <p class="delimiter">&nbsp;</p>
                                            <fb:comments href="<?php the_permalink(); ?>" num_posts="5" width="620" height="120" reverse="true"></fb:comments>
                                        </div>
                                        <?php

                                        comments_template( '', true );
                                }