<%= observe_field 'keyword', 
        :frequency => 0.5,
        :update => 'results',
        :loading => "Element.show('.spinner')",
        :complete => "Element.hide('.spinner')",
        :url => { :action=> 'search_results' },
        :with => 'keyword' %>
 
 
        <%= form_remote_tag :url =>{ :action => :search_results }, 
        :update => "results", 
        :loading => "$('.spinner').show()",  
        :complete => visual_effect(:slide_down, "results", :duration => 0.9) %>
 
 
 
                    <fieldset>
                        <legend>Tutor Search.</legend>
                        <label for="searchItField">Keyword Search.</label>
 
                        <%= text_field_tag(:keyword) %>

  def search_results
       keyword = params[:keyword]
       @tutors = Tutors.find(:all,:conditions => ["category LIKE ?", '%' + keyword + '%'])    
  end