There are lots of XLR adapters available. I don't use any, but I've heard the name "Beachtek" often. Try the search function on this board--it works great.
Also try the search function with the word "Siris" to see a discussion about teleprompter software that works on any laptop. Make sure you search back one year.
I used http://beachtek.com/dxa6a.htmlbeachtek[/link] box and was
very happy with it. Make sure to put a 1" strip of gaffers tape over the 1/8" plug
to keep if from turning during recording. (reduces chance of noise)
Made mine. See http://www.sonycreativesoftware.com/forums/ShowMessage.asp?ForumID=4&MessageID=475093previous post[/link] from me if you are somewhat handy with tools.
I would invest in a good pair of headphones for your boom operator to listen.
Moving the pole will make a little amount of noise and direction they are pointing
at talent will be obvious as night and day..