Thread:Project:Support desk/help installing ISSUE TRACKER

hello, I need help installing the mediawiki extension Issue Tracker. specifically, i am confused by how to download the extensions files, and also by #3 on the installation instructions, which can be found at this link: < http://www.mediawiki.org/wiki/Extension:IssueTracker >. IF anyone can assist me with downloading and installing the ex I would be very appreciative.