<?php

# Instantiate your custom class (I use the class to ensure we don't overwrite existing functions)
new My_Functions;

class My_Functions {

    /**
     * Add your hooks to the __construct() which will run when we call the class
     */
    function __construct()
    {
        add_action('init',array(&$this,'init'));
    } // function

    /**
     * Add your members, you can safely use existing WordPress function names
     * @example function [init|wp|wp_head|wp_footer]()
     */
    function init()
    {

        $sidebar_settings = array(
            'name'          => sprintf(__('Sidebar %d'), $i ),
            'id'            => 'sidebar-$i',
            'description'   => ''
            'before_widget' => '<li id="%1$s" class="widget %2$s">',
            'after_widget'  => '</li>',
            'before_title'  => '<h2 class="widgettitle">',
            'after_title'   => '</h2>' );

        register_sidebar($sidebar_settings);
    } // function

} // class

?>