What is ?   1 | 2 | 3 | 4 | 5  

Refresh Button:
System will automatically refresh the data within 10 seconds, but user may also perform refresh data manually by pressing this refresh button. Whenever the refresh button is clicked, system will fetch the data from database and displayed it to the screen.
Off Hour Information:
If there is off hour data within the report, this off hour info will be visible. User then may click on the off hour volume to display the detail information about the off hour.