hi folks,  Very Urgent requirement 
on Account object , i have a custom button " contact form" . 
On click of that button opens a Modal window which has  contact form (basically fields from contact object) , i have few fields  Name ,  phone number , className etc . in the bottom i have Save and Save & New buttons,

i want custom functionality of Save and Save & New buttons 
Requirement 1: On click of save button on contact form , i need to save all the parameter (Name ,  phone number , className )  custom way , i need to store the contact form data as Record in contact object and in  related list of Account record. .