No. It was written by Larry Miller for a piece he writes in the Weekly Standard. Dennis Miller had nothing to do with this at all.
Note from Bill:
The e-mail "Comedian Dennis Miller's Monologue on the Israeli - Palestinian Conflict" was actually written by comic/actor Larry Miller, and was in the Weekly Standard. I am sorry for this error, it had been forwarded to me with Dennis Miller's name.
Below is the excerpt from "Whosoever Blesses Them: The intifada and its defenders" by Larry Miller
http://www.weeklystandard.com/Content/Public/Articles/000/000/001/161yaihr.asp