Though $.ajax() can be used to do ajax things, I don\'t think its fit for posting values of a big form.
How would you post a big form (many fields) with
post
What you're asking is not hard. All you have to do is collect the content of the form and pass it to your server (usually using JSON).
Take a look at this howto:
http://code.tutsplus.com/tutorials/submit-a-form-without-page-refresh-using-jquery--net-59