/* 
       REFERRER SNIFFING SCRIPT 
       TO REDIRECT DIRECT TRAFFIC 
       AND TRAFFIC NOT GENERATED 
       FROM THE FRIENDS SITE 
    */
    function get_hostname_from_url(url) {
        if (url=="") return "";
        return url.match(/:\/\/(.[^/]+)/)[1];
    }
    var refURL = document.referrer;
    var refDomainName = get_hostname_from_url(refURL);

    if (refDomainName != "www.music2life.org" 
        && refDomainName!= "music2life.org"
          && refDomainName!= "www.m4sc.org"
          && refDomainName!= "m4sc.org"
            && refDomainName!= "www.pdfoundation.org"
            && refDomainName!= "pdfoundation.org"
        ) {
        //alert(refDomainName);
        window.location = "http://www.m4sc.org/friends";
    }