Something

<?php
if ( function_exists('register_sidebar') )
register_sidebar(array('name'=>'sidebar1',
        'before_widget' => '<div>',
        'after_widget' => '</div>',
        'before_title' => '',
        'after_title' => '',
));
register_sidebar(array('name'=>'sidebar2',
        'before_widget' => '<div>',
        'after_widget' => '</div>',
        'before_title' => '<h2>',
        'after_title' => '</h2>',
));
?>