10. "They told me at the blood bank this might  happen."
9.  "This is just a 15-minute power nap like they raved about  in that time-management course you sent me to."
8. "Whew!  Guess I left  the top off the White-Out. You probably got here just in time"
7.  "I  wasn't sleeping I was meditating on the mission statement and envisioning a new  paradigm."
6. "I was testing my keyboard for drool resistance."
5. "I was  doing a highly specific Yoga exercise to relieve work-related stress.  Are  you discriminating toward people who practice Yoga?"
4.  " Why did you  interrupt me?  I had almost figured out a solution to our biggest  problem."
3.  "The coffee machine is broken..."
2.  "Someone  must've put decaf in the wrong pot..."
And the #1 best thing to say if  you get caught sleeping at your desk:
1. " ... and in Jesus' name.   Amen."