Dyanamically change database path in crystal reports ver 10. Urgent Need.

hai,
I am developing my application using VB6, Crystal report10, Msaccess.
My problem was i am unable set database path in the crystal report 10 dynamically.

Prev. in crystal report 8.5 i use the connection property SetLogonInfo. But in crystal report 10 the property does't exist. what is the equilvalent property to that.Please reply this message very urgent.