cool shirts, masteff. I like the mirror one: 3.14 | PI.E
Maybe it's irrational, but we like the pi at this place:
http://www.hubbardavenuediner.com/PIDay.aspx
One of their several clever t-shirts reads: "occupi hubbard"
Some employers might not use hours because there is logisitical difficulty in tracking hours, especially if multiple locations are involved. While adding hours to the plan definition may solve your problem, just make sure you have the administrative tools to handle it.