} elseif (CHART_TASKS == $chart_type) {
// Data for tasks.
$sql = "select t.name as name, sum(time_to_sec(l.duration)) as time from tt_log l
left join tt_tasks t on (t.id = l.task_id)
} elseif (CHART_TASKS == $chart_type) {
// Data for tasks.
$sql = "select t.name as name, sum(time_to_sec(l.duration)) as time from tt_log l
left join tt_tasks t on (t.id = l.task_id)