if ( ! function_exists( 'appmax_comment_nav' ) ) :
function appmax_comment_nav() {
    // Are there comments to navigate through?
    if ( get_comment_pages_count() > 1 && get_option( 'page_comments' ) ) :
    ?>
    <nav class="navigation comment-navigation" role="navigation">
        <h2 class="screen-reader-text"><?php _e( 'Comment navigation', 'appmax' ); ?></h2>
        <div class="nav-links">
            <?php
                if ( $prev_link = get_previous_comments_link( __( '<i class="fa fa-angle-double-left"></i> Older Comments', 'appmax' ) ) ) :
                    printf( '<div class="nav-previous">%s</div>', $prev_link );
                endif;

                if ( $next_link = get_next_comments_link( __( 'Newer Comments <i class="fa fa-angle-double-right"></i>', 'appmax' ) ) ) :
                    printf( '<div class="nav-next">%s</div>', $next_link );
                endif;
            ?>
        </div><!-- .nav-links -->
    </nav><!-- .comment-navigation -->
    <?php
    endif;
}
endif;