Forward I am heavy, backwards I am not. What am I?

By Bala
@balasri (26537)
India
December 11, 2006 6:33am CST
What am I?
1 response
@tanujarneja (2829)
• India
11 Dec 06
hmmmmmmmmmmm.......u tell
@balasri (26537)
• India
11 Dec 06
I wiil after sometime.