<% flashed_errors(:recipe) %>

Name
<%= text_field 'recipe', 'name', :style =>'width:300px; ' %>

Description
<%= text_area 'recipe', 'description', :style =>'width:663px; height: 100px;' %>

Body
<%= text_area 'recipe', 'body', :style =>'width:663px; height: 400px;' %>

<%= observe_field "recipe_body", :frequency => 2.5, :with => "Form.Element.serialize('recipe_body')", :url => preview_recipes_url%>

Code-Preview

<%= render(:partial => 'preview', :locals => {:recipe => @recipe}) %>