Copy DVD..

Hey just wondering how i can copy a dvd .. right? sounds simple? but the dvds i'm trying to copy are larger than the blank dvds i got.. soo is there a program that can copy the dvd but make it smaller so it can fit on the 4.7 gb dvds

http://www.doom9.org/index.html?/mpg...ink31-main.htm

http://www.mrbass.org/dvdshrink/

http://filesharingtalk.com/vb3/showthread.php?t=62423