A system for showing a dependency relationship between a first task and a second task in a Gantt chart. The system displays the first task. The system also displays at least one selector. The at least one selector is associated with the first task. Tasks dependent upon the first task are accessible via the at least one selector. The second task is dependent upon the first task. The system also receives a selection of the second task via the at least one selector. The system also displays the second task.