Setting display options

From the Tools menu, select Options.
Expand Agenda, then select Display.
Select the day on which you want to start the week. If you want Saturdays and Sundays displayed in your Agenda, select the Show Saturday and Show Sunday check boxes.
Select which entry details you want displayed. If you select the Current time check box in the Display section of the Options dialog box, a red line across the current time is displayed in your Day and Week view.
If you want refused and unconfirmed meetings displayed, select the Refused Meetings and Unconfirmed Meetings check boxes.