burning over 4.7 gig movies?

[up-in-smoke]

i currently have legacy 4.7 gig dvdr's what do i have to do to burn movies that are over 4.7 gig ? do i have to buy 2 sided dvdr? or is it not possible ? i'm really green to movie burning i have alot of dvd movies and my family members would like me to copy some of them for them and i was woundering what i have to do?


i bought the pioneere a04 to burn ps2 but thought i might as well burn movies while at it thanks in advacne.....sparky