GridView

[Bhagya]

Pls help..This is the scenario

I have Name: TextBox
Address: TextBox
Add Button

I enter Name Address and click add, one row gets added in the GridView.
I again select Name Address and add another row in the GridView.
Finally after adding click a submit button in which all the rows will
get added to the database.

Now the problem is before adding the records into database i want to
edit and delete rows in the GridView...How do i do that...pls help.