I hope this tutorial is helpful. Never really wrote one before, so I hope this helps. If not, or you find it lacking, let me know and I will update it.
The file is 10 megs zipped, so download from this link. http://www3.telus.net/NeonKnight/CC3MapTutorial.zip
The tutroial will do a 'sort-of' step by step to make the following three maps.