try {
    var siteID = "UA-10692897-1"; //default ID for WWW
    var currentSite = window.location.hostname; //get current site

    if (currentSite == "demo.habitat.org") { //if current site is DEMO
        siteID = "UA-10692897-3"; //change ID to DEMO
    } 

    var pageTracker = _gat._getTracker(siteID);
    pageTracker._trackPageview();

} catch(err) {}