Dependency To use Textile Editor Helper you must be using Prototype. TEH relies on Prototype for the onload event handler. To use Textile Editor Helper Directions to get the helper up and running for your install: run rake textile_editor_helper:install for the textarea(s) that you want to add the TEH toolbar to replace the text area tag with: <%= textile_editor 'object', 'field' -%> **just like wr