Fixed minor bug that was causing the string 'undefined' to be used as the payment index.

git-svn-id: file:///svn-source/pmgr/branches/yafr_20090716/site@478 97e9348a-65ac-dc4b-aefc-98561f571b83

views/customers/receipt.ctp

@@ -358,8 +358,8 @@ echo $form->submit('Generate Receipt') . "\n";
 <?php /*
 <fieldset CLASS="payment superset">
  <legend>Payments</legend>
- <input type="hidden" id="payment-entry-id" value="0">
 */ ?>
+ <input type="hidden" id="payment-entry-id" value="0">
  <div id="payments"></div>
 <?php /*
   <fieldset> <legend>