Custom Breadcrumbs for Archives

function custom_archive_breadcrumbs() {
    if (is_archive() && !is_admin()) {
        echo '<div class="breadcrumbs">';
        echo '<a href="' . home_url() . '">Home</a> &raquo; ';
        if (is_category()) {
            echo single_cat_title('Category: ', false);
        } elseif (is_tag()) {
            echo single_tag_title('Tag: ', false);
        } elseif (is_author()) {
            echo 'Author: ' . get_the_author();
        } elseif (is_day()) {
            echo 'Archive for ' . get_the_time('F jS, Y');
        } elseif (is_month()) {
            echo 'Archive for ' . get_the_time('F, Y');
        } elseif (is_year()) {
            echo 'Archive for ' . get_the_time('Y');
        }
        echo '</div>';
    }
}
add_action('wp_head', 'custom_archive_breadcrumbs');