## view / form
# form_remote_tag is posted before this code.
<table>
                              <tr>
                              	<td class='CommentColumn'></td>
                              	<td id='Loading<%=elements.id%>'
                              		style='display : none; font-weight : bold; text-align : center;
                                           width : 270px;'>Loading</td>
                              </tr>

                              <tr>
                              	<td class='CommentColumn'></td>
                              	<td id='CommentResponse<%=elements.id%>'
                              		style='font-weight : bold; text-align : center;
                                           width : 270px;'></td>
                              </tr>

                              <tr>
                                <td class='CommentColumn'>Subject :</td>
                                <td><%=text_field "comments", "name", { :class => 'form' } %>
                              </tr>

                              <tr>
                                <td class='CommentColumn'>Name/Alias :</td>
                                <td><%=text_field "comments", "title", { :class => 'form' } %>
                              </tr>

                              <tr>
                                <td class='CommentColumn' valign="top">Comment :</td>
                                <td><%= text_area "comments", "comment", { :class => 'CommentTextArea' } %>
                              </tr>

                                <%= hidden_field "comments", "blogid", { :value => elements.id } %>
                              <tr>
                                <td>&nbsp;</td>
                                <td> <%= submit_tag "Post ya comment!" %> </td>
                              </tr>

                            </table>
## model
class Comments < ActiveRecord::Base
validates_presence_of :name
validates_presence_of :title
validates_presence_of :comment
end

## view that is rendered after ajax request
hi
<%= error_messages_for 'Comments' %>

## controller

 def postcomment
  	@comment = Comments.new( params[:comments])
  	  if @comment.valid?
  	  	# render page..
  	  else
  	  	render :partial => 'users/themes/geek/comments_error.html.erb'
  	  end
  end