text: //Square Pulse
  function animateSquarePulse(drum) {
      var clone = drum.clone();
      var width = drum.width();
      var height = drum.height();
      clone.css('opacity', 0);
      clone.css('width', 0)
      clone.css('height', 0);
      var animationDetails = squarePulse(width);
      clone.insertAfter(drum);
      clone.velocity(animationDetails[0],  1000, function() {
        clone.velocity(animationDetails[1], 500, function() {
          clone.remove();
        })
      });
  }
  var squarePulse = function(width) {
    var start = {
      width: width,
      height: width,
      opacity: 0.8
    }
    var success = {
      width: width * 3,
      height: height * 3,
      opacity: 0
    }
    var fail = {
  
    }
    return [start, success, fail];
  }
  