capping textarea to 500 character limit

edivorce/apps/core/templates/question/06_children_facts.html

@@ -636,7 +636,7 @@
                     each parent to provide support to the child.
                 </p>
                 <div>
-                    {% input_field type="textarea" name="suggested_child_support" class="fact-sheet-input form-control response-textarea" maxlength="512" rows="5" %}
+                    {% input_field type="textarea" name="suggested_child_support" class="fact-sheet-input form-control response-textarea" maxlength="500" rows="5" %}
                 </div>
             </div>
         </div>