Clock in
select the tab below the employee titled "Clock In...",
select a Department, Operation, Project and Phase, then
click the large button at the bottom of the window.
If there are any incomplete tasks assigned to the selected employee, they will be displayed on the bottom half of the window.
Selecting a Task will select the corresponding Department, Operation, Project and Phase that are linked to the Task.
Clock out
click the button titled "Clock Out" at the top of the form.
...