Tasklist displays your task list and related items within Outlook. Outlook has three main windows:
The Navigation Pane is the area at the left that shows a list of your Outlook folders.
The Folder Pane or Folder View is the window in the middle that shows a list of the items in the folder you have selected in the Navigation Pane.
The Reading Pane is the window on the right that shows the contents of the item selected in the Folder View.