Good things to keep in mind.
http://www.6thgenaccord.com/forums/showthread.php?p=418985
How to do it. (same process but we have 6, 3 in the front, 3 in back)
http://www.ifixit.com/Guide/Installing-1998-2002-Honda-Accord-Spark-Plugs/3634/1
You need Allen keys (I forgot the size we need)...