@cquiroz/aladin-lite/lib/js/RequestAnimationFrame.js

AladinLite module

// requestAnimationFrame() shim by Paul Irish
// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
window.requestAnimFrame = function () {
  return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function (
  /* function */
  callback) {
    window.setTimeout(callback, 1000 / 60);
  };
}();