CKEDITOR re-configuration from view

ckeditor_helper.rb

def ckeditor_textarea(object, field, options = {})
      options = options.dup.symbolize_keys
      
      var = options.delete(:object) if options.key?(:object)
      var ||= @template.instance_variable_get("@#{object}")
      
      value = var.send(field.to_sym) if var
      value ||= options.delete(:value) || ""
      
      element_id = options.delete(:id) || ckeditor_element_id(object, field, options.delete(:index))
      width  = options.delete(:width) || '100%'
      height = options.delete(:height) || '100%'
      
      textarea_options = { :id => element_id }
      
      textarea_options[:cols]  = (options.delete(:cols) || 70).to_i
      textarea_options[:rows]  = (options.delete(:rows) || 20).to_i
      textarea_options[:class] = (options.delete(:class) || 'editor').to_s
      textarea_options[:style] = "width:#{width};height:#{height}"
      
      ckeditor_options = {:width => width, :height => height }
      ckeditor_options[:language] = (options.delete(:language) || I18n.locale).to_s
      ckeditor_options[:toolbar]  = options.delete(:toolbar) if options[:toolbar]
      ckeditor_options[:skin]     = options.delete(:skin) if options[:skin]
      
      ckeditor_options[:swf_params] = options.delete(:swf_params) if options[:swf_params]
      
      ckeditor_options[:filebrowserBrowseUrl] = Ckeditor.file_manager_uri
      ckeditor_options[:filebrowserUploadUrl] = Ckeditor.file_manager_upload_uri
      
      ckeditor_options[:filebrowserImageBrowseUrl] = Ckeditor.file_manager_image_uri
      ckeditor_options[:filebrowserImageUploadUrl] = Ckeditor.file_manager_image_upload_uri
      
      output_buffer = ActiveSupport::SafeBuffer.new
        
      output_buffer << ActionView::Base::InstanceTag.new(object, field, self, var).to_text_area_tag(textarea_options.merge(options))
      
      output_buffer << javascript_tag("if (CKEDITOR.instances['#{element_id}']) { 
        CKEDITOR.remove(CKEDITOR.instances['#{element_id}']);}
        CKEDITOR.replace('#{element_id}', { #{ckeditor_applay_options(ckeditor_options)} });")
        
      output_buffer
    end

gistfile1.html

<script type="text/javascript">
  //<![CDATA[
    CKEDITOR.replace( 'editorWadus', { fullPage : true });
  //]]>
</script>