Menu callback; present an administrative comment listing.
function comment_admin($type = 'new') {
$edit = $_POST;
if (isset($edit['operation']) && $edit['operation'] == 'delete' && isset($edit['comments']) && $edit['comments']) {
return drupal_get_form('comment_multiple_delete_confirm');
}
else {
return drupal_get_form('comment_admin_overview', $type);
}
}