Adding Tokeninput to ActiveAdmin

active_admin.js

//= require active_admin/base
//= require jquery.tokeninput

$(document).ready(function(){

  $('#token-input-mo').tokenInput('/method.json', {
      crossDomain: false,
      tokenLimit: 1,
      minChars: 3,
      hintText: "Type to search a field",
      prePopulate: $('#token-input-mo').data('pre')
  });

});

office.rb

  form do |f|
    f.inputs 'School' do
      f.input :school_id, :input_html => { :id => "token-input-mo"}
  end