anchor.diff:  <br/>
   
   	<% form_tag (space_performances_path(@space),  {:name=>'register_user_form',:style => "display: inline;", :method => :post}) do %>
  -		<div id="add_usuarios">
  -			<div id="select_users_from_space" class="select_users">
  +		<div>
  +			<div>
   				<%= select 'users',
   				           'id',
   				           User.find(:all).collect { |u| [ u.login, u.id ] },
  
positive.code: 
  <%end%>
  
  </div>
  </div>
  
  
  <!--
  # TODO esto lo he quitado, no entiendo la funcionalidad
  <div class="yui-b sidebar">
  		<% rounded(:class => "tips") do %>
  			 <div id="search_container2">
  
  
  	<img src="/images/magnify2.png"></img><h4 class="title"> Search</h4>
  		
  				
  				<br>	
  				 <span> <% form_tag(search_users_path(@space.id), :method => 'get') do %>
  				      <%= text_field_tag :query, params[:query] %>
  					  <%= link_to 'Search', search_users_path(@space.id), :method => :get%>
  				      %= submit_to_remote 'Reset', 'Reset', :url=>{:controller=> 'users',:action => :reset_search, :container_type =>:space, :container_id=>@space.id}%>
  				  </span>
  				  <br> %= link_to_remote 'Search Users by Interests' , {:url=>{:controller => 'users', :action=>'organization', :container_type =>:space, :container_id=>@space.id}}%>
  				  <br>
  				<% end %>			
  		<%end%>
  		</div>
  <div id="adv_search"></div>
  </div>
  
  -->
  <%= render :partial =>'shared/sidebar_users'%>
  
negative.code: 		    <input type=hidden name="user_role" id="user_role" value="Invited"/>
  			<input type=hidden name="remove_from_space" id="remove_from_space" value="true"/>
  		<%if @space.authorizes?(current_user, [:delete , :Performance])%>
  		<div>
  			<%= link_to_function "Remove",:onclick=>"document.remove_invited_form.submit()", :class => "secund" %><br/>	
  		</div>
  		<%end%>
  