I-539 Form Help

[immihelp]

Hi,I have some trouble completing my I-539 form. I mean I filled it up
already but now I don't see an option how to send it online.Can you please
give me some information.And also how much is the fee of filing the
application and how do I pay?

Thank You in advance.

[immihelp]

Online filing is at http://www.immihelp.com/forms/showform.do?form=i-539 (http://www.immihelp.com/forms/showform.do?form=i-539)