mkocher/whiteboard

<% if item.errors.any? %>
  <div class="block errors" id="errorExplanation">
    <h2><%= pluralize(item.errors.count, "error") %> prohibited
      this item from being saved:</h2>
    <ul>
      <% item.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
    </ul>
  </div>
<% end %>