SAP BusinessObjects Enterprise InfoView User's Guide
To expand-drill down a level in a crosstab
Click the plus sign next to the member name to display its child members:
You can continue drilling down into lower levels as long as a plus sign appears beside the member name.
Alternatively, you can right-click the member, point to Drill, and click Down.
SAP BusinessObjects
http://www.sap.com/sapbusinessobjects/
Support services
http://service.sap.com/bosap-support/
Product Documentation on the Web
http://help.sap.com/