[ns] Adding timer to a class in .cc file

[manpreet grewal]

Hello,
I want to add a timer to a particular class (toraAgent) in a .cc 
file (tora.cc) file and activate the time for particulat if 
statement....

please tell me how to do this???

I am reffering the following link:---(page 8, section B, of the in 
the pdf file)

http://www.rpi.edu/~bisnin/bisnik_TORA.pdf

please help me.. its very urgent....

Regards,
Manpreet...