function addEvent(obj, evType, fn) { 
    if (obj.addEventListener) { 
        obj.addEventListener(evType, fn, false); 
        return true; 
    } 
    else if (obj.attachEvent) { 
        var r = obj.attachEvent("on"+evType, fn); 
        return r; 
    } 
    else { 
        return false; 
    } 
}

function buildEmail(user, domain, suffix, title) {
    return '<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '" title="' + title + '">' + user + '@' + domain + '.' + suffix + '</a>';
}