Iam new to silktest. I have doubt in datadriven can anybody calify it

1. I record the application for login page using single user and play it . It shows the passed report. After i want to send multiple user and pwd in the respective are so i created the excel sheet and entered usernames and pwds after using datadriven i called required testcase but i know to how and where to place that excel sheet path in the testcase.

2.for recording it shows SelText
for datadriven whether we have speicify GetText, iam donot the process . pls help me