Gridview paging issue

Question

Hello,

 

I have asp gridview inside RadioButton list and Textbox.

As per radionbutton list option checked i am enable & disable textbox.

gridview paging and allowpaging is true and pagesize is 10. 

 

I have more than 100 records paging number display properly & without select radio button option and Textbox data is working fine.

 

Suppose select radiobutton option & fill up the textbox data upto 10 records and click on next page. suppose user again click on perv button all fill up data is clear.

 

Which way tempory stroe radiobutton list  selected option value and textbox value.

using (!page.Ispostback)

 

 

Thanks

Nitin.