Multi-column Function

// http://www.wprecipes.com/wordpress-hack-automatically-output-the-content-in-two-columns
function my_multi_col($content){
$columns = explode('<h2>', $content);

$i = 0;

    foreach ($columns as $column){
    if (($i % 2) == 0){
        $return .= '<div class="content_left">' . "\n";
        if ($i > 1){
        $return .= "<h2>";
    } else{
        $return .= '<div class="content_right">' . "\n <h2>";
    }
        $return .= $column;
        $return .= '</p></div>';
        $i++;
    }

    if(isset($columns[1])){
        $content = wpautop($return);
    }else{
        $content = wpautop($content);
    }
    echo $content;
}
}
add_filter('the_content', 'my_multi_col');