gistfile1.js

function unread_thing(e) {
    var t = $(e);
    t.hasClass("thing") || (t = t.thing()),
    alterUnreadCount(1),
    $(t).addClass("new unread")
}

function alterUnreadCount(e) {
    var t = $(".message-count");
    t.length > 0 && t.text(parseInt(t.text(), 10) + e)
}