JAVASCRIPT TO SAVE A FORM WITH UNIQUE NUMBER IN A LOCAL DRIVE

PLEASE HELP "

WEN I CLICK SAVE BUTTON IT SHOULD AUTO SAVE THE FORM WITH INVOICE NUMBER ENTERED IN LOCAL DRIVE

HERE IS MY LINK

PLEASE HELP INDEED I AM TRYING FROM PAST 3 MONTHS

(LIVE CYCLE ES2 EDITION)

HERE IS MY LINK

slv3readerinvoice.pdf - Google Drive