Bookmarklet to play a SoundCloud track in loop

soundcloud_loop.js

// note: currently, this only works for an individual track, e.g. the main track on
// http://soundcloud.com/tall-cans/el-pico-acoustic-ratatat-cover
//
// bookmarklet:
// (function($)%20{var%20$play%20=%20$(%27.controls%20a.play:first%27),poll%20=%20true;function%20startPolling()%20{setInterval(function()%20{if%20(poll)%20{if%20(!$play.hasClass(%27playing%27))%20{$play.trigger(%27click%27,%20true);}}},%20500);}$play.bind(%27click%27,%20function(e,%20loop)%20{if%20(typeof%20loop%20===%20%27undefined%27%20||%20!loop)%20{poll%20=%20!$play.hasClass(%27playing%27);}});startPolling();}(jQuery));

(function($) {
  var $play = $('.controls a.play:first'),
      poll = true;
  
  function startPolling() {
    setInterval(function() {
      if (poll) {
        if (!$play.hasClass('playing')) {
          $play.trigger('click', true);
        }
      }
    }, 500);
  }
  
  $play.bind('click', function(e, loop) {
    if (typeof loop === 'undefined' || !loop) {
      poll = !$play.hasClass('playing');
    }
  });
  
  startPolling();
}(jQuery));