a program to facilitate setting a clock in sync with linux?

[Kyle]

I was just thinking you may want something that just ticks off seconds.
In this case, you can probably use a tick sound and the sleep command in
a script to get something fairly close to what you want. It's crude, but
effective.
~Kyle
http://kyle.tk/
-- 
"Kyle? ... She calls her cake, Kyle?"
Out of This World, season 2 episode 21 - "The Amazing Evie"