A "nicely formatted" (readable) version of the javascript sourcecode at www.reddit.com/r/thebutton -- taken from http://www.redditstatic.com/reddit.en-gb.KaNkkPAPGl0.js

thebutton.js

r.thebutton = {
  _setTimer:function(e){
    var t = "00000",
      n = (e > 0 ? e : 0).toString(),
      i = t.substring(0, t.length - n.length) + n;
    for(var s = 0; s < 4; s++)
      r.thebutton._timerTextNodes[s].nodeValue = i[s];
    e%100 === 0 && r.thebutton._drawPie(e, 6e4)
  },
  _countdown:function(){
    r.thebutton._setTimer(r.thebutton._msLeft),
      r.thebutton._msLeft = Math.max(0, r.thebutton._msLeft-10)},
       init:function(){
         if($("#thebutton").length === 0)
          return;
        this._chart = new google.visualization.PieChart($(".thebutton-pie").get(0)),
          this._msLeft = 0,
          this._msgSecondsLeft = 0,
          this._tickTime = "",
          this._tickMac = "",
          this._lastMsLeft = Infinity,
          this._timerTextNodes = [$("#thebutton-s-10s").get(0).childNodes[0],
          $("#thebutton-s-1s").get(0).childNodes[0],
          $("#thebutton-s-100ms").get(0).childNodes[0],
          $("#thebutton-s-10ms").get(0).childNodes[0]],
          r.debug("in r.thebutton.init()"),
          this._started = !1,
          r.config.thebutton_websocket ? (
            r.debug("got thebutton_websocket"),
            this._websocket = new r.WebSocket(r.config.thebutton_websocket),
            this._websocket.on({
              "message:expired": this._onExpired,
              "message:not_started": this._onNotStarted,
              "message:just_expired": this._onJustExpired,
              "message:ticking": this._onTicking
            }, this),
            this._websocket.start()
          ) : r.debug("didn't get thebutton_websocket");
         var e = $("#thebutton").parent();
        e.on("click", function(e){
          var t = $(this);
          t.is(".active.locked") && (t.addClass("unlocking").removeClass("locked"),
            setTimeout(function(){
              t.removeClass("unlocking").addClass("unlocked")
            }, 300)
          )
        }),
        $("#thebutton").on("click", function(t){
          t.preventDefault(), t.stopPropagation();
          if(e.hasClass("pressed"))
          return;
        r.thebutton._countdownInterval = window.clearInterval(r.thebutton._countdownInterval),
          r.thebutton._setTimer(6e4);
        var n = {
          seconds: $("#thebutton-timer").val(),
          prev_seconds: r.thebutton._msgSecondsLeft,
          tick_time: r.thebutton._tickTime,
          tick_mac: r.thebutton._tickMac
        };
        $.request("press_button", n, function(e){
          console.log(e)
        }),
        e.addClass("pressed").removeClass("unlocked"),
        r.thebutton.pulse()
      })
    },
  _drawPie:function(e, t){
    var n = t - e,
      r = google.visualization.arrayToDataTable([["", ""], ["gone", n], ["remaining", e]]),
      i = {
      chartArea:{
        top:0,
        left:0,
        width:70,
        height:70
      },
      pieSliceBorderColor:"transparent",
      legend:"none",
      pieSliceText:"none",
      slices:{
        0: {color: "#C8C8C8"},
        1: {color: "#4A4A4A"}},
      enableInteractivity:!1
    };
    this._chart.draw(r, i)
  },
  _onExpired:function(e){
    var t = e.seconds_elapsed;
    r.debug("timer expired " + t + " ago"),
      $(".thebutton-wrap").removeClass("active").addClass("complete"),
      r.thebutton._countdownInterval = window.clearInterval(r.thebutton._countdownInterval),
      r.thebutton._setTimer(0)
  },
  _onNotStarted: function(e){
    r.debug("timer hasn't started")
   },
  _onJustExpired: function(e){
    r.debug("timer just expired"),
      $(".thebutton-wrap").removeClass("active").addClass("complete"),
      $el = $("#thebutton").parent(),
      $el.removeClass("unlocked locked logged-out pressed too-new not-active").addClass("denied has-expired")
    },
    _onTicking: function(e){
      if(!r.thebutton._started){
        var t = $("#thebutton").parent();
        t.is(".not-active,  .locked") && t.removeClass("denied not-active").addClass("active locked"),
          r.thebutton._started = !0,
            r.thebutton._countdownInterval = window.setInterval(r.thebutton._countdown, 10)
      }
      var n = e.seconds_left;
      this._tickTime = e.now_str, this._msgSecondsLeft = n, this._tickMac = e.tick_mac;
      var i = e.participants_text, s = n * 1e3;
      s > r.thebutton._lastMsLeft && this.pulse2(),
        r.thebutton._lastMsLeft = s,
        r.thebutton._msLeft = n * 1e3,
        r.thebutton._countdownInterval || ( this._countdownInterval = window.setInterval(r.thebutton._countdown, 10) ),
        r.debug(n + " seconds remaining"),
        r.debug(i + " users have pushed the button"),
        $("#thebutton-timer").val(parseInt(e.seconds_left, 10)),
        $(".thebutton-participants").text(e.participants_text)
    },
    pulse:function(){
      $els = $(".thebutton-container, .thebutton-pie-container"),
      $els.removeClass("pulse pulse2"),
      setTimeout(function(){$els.addClass("pulse")}, 1)
    },
    pulse2:function(){
      var e = $(".thebutton-pie-container"),
      t = this;
      e.removeClass("pulse pulse2"),
        setTimeout(function(){
          e.addClass("pulse2")
      }, 1)
    },
    _testState:function(e, t){
      t = t || 6e4,
      $el = $("#thebutton").parent();
      var n = "denied logged-out too-new has-expired pressed locked unlocked";
      $el.removeClass(n),
        r.thebutton._msLeft = t,
        r.thebutton.pulse();
      switch(e){
        case "logged-out":
          $el.addClass("denied logged-out");
          break;
        case "too-new":
          $el.addClass("denied too-new");
          break;
        case "has-expired":
          $el.addClass("denied has-expired");
          break;
        case "pressed":
          $el.addClass("pressed");
          break;
        case "unlocked":
          $el.addClass("unlocked");
          break;
        case "locked":
        default:
          $el.addClass("locked")
      }
    }
  },
  $(function(){r.thebutton.init()})
}
catch(err){
  r.sendError("Error running module", "reddit.js", ":", err)
}