Resource Manager Interface - Tree Control Department
      You can add a department on the tree control in one of the
      following ways.
      
      Click on the New Department icon with Your Departments
      highlighted on the tree control. Highlight Your Departments
      by clicking on it once.
      
      Click on the Your Departments node of the tree control and
      right mouse click. From the drop-down menu that displays,
      choose New Department.