spun_sidebar_functions.php

<?php
// Widget Areas //
if ( function_exists('register_sidebars') ) {
register_sidebar( array(
    'name' => __( 'Right Sidebar', ),
    'id' => 'sidebar-4',
    'description' => __( 'The right sidebar widget area for pages.', ),
) );
   register_sidebar( array(
    'name' => __( 'Left Sidebar', ),
    'id' => 'sidebar-5',
    'description' => __( 'The left sidebar widget area for pages.', ),
) );
}
?>