I was wondering if someone could explain to me or send me to a site that could explain to me on how to mod because i was thinking of putting in a Graphic Mod of some sort, also if you's could give me a site with a list of Console Commands that'd be great.

From the Construction Set forum: http://www.gamesas.com/index.php?/topic/24-comprehensive-tutorial-and-useful-link-list/
From UESP.net: http://www.uesp.net/morrow/editor/mw_cscommands.shtml