function print_project_user_list_option_list2( $p_user_id ) {
	$t_mantis_project_user_list_table = db_get_table( 'mantis_project_user_list_table' );
	$t_mantis_project_table = db_get_table( 'mantis_project_table' );
	$t_mantis_project_hierarchy_table = db_get_table( 'mantis_project_hierarchy_table' );

	$c_user_id = db_prepare_int( $p_user_id );
	$res_p = Array();

	$query = "SELECT DISTINCT p.id, p.name, IF(h.parent_id IS NULL, 0,h.parent_id) as parent_id, u.user_id
				FROM $t_mantis_project_table p
				LEFT JOIN $t_mantis_project_user_list_table u
				ON p.id=u.project_id AND u.user_id=" . db_param() . "
				LEFT JOIN $t_mantis_project_hierarchy_table h
				ON p.id=h.child_id
				WHERE p.enabled = " . db_param() . "
				ORDER BY p.name";
// 					 AND u.user_id IS NULL

	$result = db_query_bound( $query, Array( $c_user_id, true ) );
	$category_count = db_num_rows( $result );
	for( $i = 0;$i < $category_count;$i++ ) {
		$row = db_fetch_array( $result );
		$t_project_name = string_attribute( $row['name'] );
		$t_user_id = $row['id'];
		$t_tmp = string_attribute( $row['parent_id']);
		$res_p[$i] = Array( 'id' => $t_user_id, 'name' => $t_project_name, 'parent_id' => $t_tmp, 'user_id' => string_attribute( $row['user_id']) );
	}
recprj( $res_p, 0, 0 );
}

function recprj( $prj, $id, $lev = 0 )
{
	foreach($prj as $pr)
	{
		if( $pr['parent_id'] == $id ){
			if (strlen($pr['user_id'])==0) $dis = ''; else $dis = ' disabled';
			echo "<option".$dis." value=\"".$pr['id']."\">".str_repeat("&nbsp;",$lev).str_repeat("&raquo;",$lev).$pr['name']."</option>";
			recprj( $prj, $pr['id'], $lev+1 );
		}		
	}
}