There are few icons that need to be studied before adding the room into Room Grouping.

	Click this icon to add new room.
	Click this icon to add room group.
	Click this icon to delete the room or room group.
	Click this icon to delete all the room group.
	Click this icon to expand group.
	Click this icon to collapse group.
	Click this icon to refresh room group.

There are few icons that need to be studied before adding the lecturer into Lecturer Grouping.

	Click this icon to add new group.
	Click this icon to delete group.
	Click this icon to expand the lecturer group.
	Click this icon to collapse the lecturer group.
	Click this icon to refresh the view of lecturer group.