My Monster! It lives!

resources/templates/rules.html

@@ -4,6 +4,9 @@
 	<textarea name="src" id="src" rows="10" cols="80">
 {{rule-text}}
 	</textarea>
+	{% if error %}
+	<p class="error">{{error}}</p>
+    {% endif %}
 	<p class="widget">
 		<label for="submit">When you have finished editing</label>
         <input name="submit" id="submit" type="submit" value="Save your rules"/>