$.ajax_context.js

person = {
  save: function(){
    $.ajax('...', {
      context: this,
      success: this.saved,
      error: this.errored
    })
  },
  saved: function(data){
    console.log('OMG. USEFUL SCOPING.')
  },
  errored: function(resp){
    console.log('error tears')
  }
}