public/javascript/libs/spin.js
function Spinner(o) {
    if (!this.spin) return new Spinner(o)
    this.opts = merge(o || {}, Spinner.defaults, defaults)
  }
function Spinner(o) {
    if (!this.spin) return new Spinner(o)
    this.opts = merge(o || {}, Spinner.defaults, defaults)
  }
The constructor