@@ -11,8 +11,8 @@

     }

   ],

   "require":{

-    "php": "^5.6 || ^7.0",

-    "contao/core-bundle": "^4.4"

+    "php": "^7.1",

+    "contao/core-bundle": "^4.7"

   },

   "conflict": {

     "contao/core": "*",

@@ -14,6 +14,7 @@

 <?php $this->block('field'); ?>

 <input type="text" name="<?= $this->name ?>" id="ctrl_<?= $this->id ?>" class="captcha mandatory<?php if ($this->class) echo ' ' . $this->class; ?>" value="" aria-describedby="captcha_text_<?= $this->id ?>"<?= $this->getAttributes() ?>>

 <span id="captcha_text_<?= $this->id ?>" class="captcha_text<?php if ($this->class) echo ' ' . $this->class; ?>"><?= $this->getQuestion() ?></span>

+<input type="hidden" name="<?= $this->name ?>_hash" value="<?= $this->getHash() ?>">

 <?php if (!$this->hasErrors()): ?>

   <div style="display:none">

@@ -21,8 +22,15 @@

     <input type="text" name="<?= $this->name ?>_name" id="ctrl_<?= $this->id ?>_hp" value="">

   </div>

   <script>

-    document.getElementById('ctrl_<?= $this->id ?>').parentNode.style.display = 'none';

-    document.getElementById('ctrl_<?= $this->id ?>').value = '<?= $this->getSum() ?>';

+    var e = document.getElementById('ctrl_<?= $this->id ?>'),

+      p = e.parentNode, f = p.parentNode;

+

+    if ('fieldset' === f.nodeName.toLowerCase() && 1 === f.children.length) {

+      p = f;

+    }

+

+    p.style.display = 'none';

+    e.value = '<?= $this->getSum() ?>';

   </script>

 <?php endif ?>