later.js

// Crockford's Later method
// Act III: Function the Ultimate
// http://yuiblog.com/crockford

if (typeof Object.prototype.later !== 'function') {
  Object.prototype.later = function (msec, method) {
    var that = this,
    args = Array.prototype.slice
            .apply(arguments, [2]);
    if (typeof method === 'string') {
      method = that[method];
    }
    setTimeout(function () {
      method.apply(that, args);
    }, msec);
    return that; // Cascade
  };
}