family class in process

hi frnds........
i need some info. im waiting my canada visa decision in family class sponsorship in which my brother sponsored my father and im as dependent with contineous full-time student, our case is in process from 17june 2010 at new delhi (india), after application submission in new-delhi in 2010 i applied for student visa under spp and got 1 year student visa, now my course is going to complete. is any one can tell me what should i do now as i can also apply on my own base by getting 1 year PGWP or i conti. by family class through further study. after getting my student visa we never tell high commission regarding my visa, should i send them a letter as new info. of my canadian study or they know every thing about my status........plz plz provide me help o this matter