How to enter data in textbox, save it in table and redirect to paypal?

[Lipica Padiyar]

I have made an investor form in ASP.NET where an investor will feed there details in textboxes like name,address,ph one number,select the project type,amount to invest etc.... when the investor clicks on submit button the data should be saved in table as well as should be redirected to paypal site to make the payment for the amount which the investor invested(i.e. amount to invest)....

how to do it?