code: function() {
  			delete this.stopped;
  			if (this.callback) {
  				try{
  					this.module.exports = this.callback();
  				}catch(e) {
  					if (e === STOP_EVENT) {
  						this.onfail();
  					}else{
  						return this.onfail();
  					}
  				}
  				return this.onload();
  			}else{
  				this.create();
  				this.bind();
  				document.head.appendChild(this.tag);
  			}
  		}
docs: Attempt to load this `Script`.