paypal 导出表单的必填项修改

webht/third_party/paypal/views/note_list.php

@@ -299,6 +299,9 @@ echo "<option value=\"$vf->TEL_SN@" . strstr($vf->TEL_transactionDate, " ", true
         if (parseFloat(obj.value) > 0) {
             $('#to_date').prop("readonly",true).parents('.form-group').hide();
             $("#to_date" ).datepicker( "option", "disabled", true );
+        } else {
+            $('#to_date').prop("readonly",false).parents('.form-group').show();
+            $("#to_date").datepicker( "option", "disabled", false );
         }
     }