Finding a message's thread level number

[paras dagli]

is there anyway for finding a message's thread level
number.

for example:

message A
  message B
    message C
  message D
message E

so,
message A thread level is 0
message B thread level is 1
message C thread level is 2
message D thread level is 1
message E thread level is 0

paras

__________________________________________________
Do You Yahoo!?
Make international calls for as low as $.04/minute with Yahoo! Messenger
http://phonecard.yahoo.com/