title: Initialize tinymce in angular jS function throws the error second time
body: <p>Initialize tinymce editor in angular js init function by passing the textarea id dynamically</p>
  
  <p>HTML Content below.</p>
  
  <pre><code>&lt;div ng-app="rootapp" ng-controller="rootcontroller"&gt;
      &lt;div id="div1"&gt;
          ---first content--------
          &lt;div  ng-controller="editorController" ng-init="getInformation('SettingsDuplicates')"&gt;
              &lt;textarea id=" SettingsDuplicates"&gt;&lt;/textarea&gt;
          &lt;/div&gt;
      &lt;/div&gt;
  
      &lt;div id="div2"&gt;
          ---first content--------
          &lt;div  ng-controller="editorController" ng-init="getInformation('new1')"&gt;
              &lt;textarea id=" new1"&gt;&lt;/textarea&gt;
          &lt;/div&gt;
      &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>controller.js function</p>
  
  <pre><code>$scope.getInformation = function (from) {
      tinymce.editors = [];
      tinymce.init({
          mode: "specific_textareas",
          selector: "textarea#" + from,
  
          height: 300,
          menubar: false,
          plugins: [
              'advlist autolink link image lists charmap print preview hr anchor pagebreak spellchecker',
              'searchreplace wordcount visualblocks visualchars code fullscreen insertdatetime media nonbreaking',
              'save table contextmenu directionality emoticons template paste textcolor'
          ],
          theme: 'modern',
          toolbar1: 'bold italic | underline | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | link image',
          image_advtab: true,
          templates: [
              { title: 'Test template 1', content: 'Test 1' },
              { title: 'Test template 2', content: 'Test 2' }
          ]
      });
      //}
      $scope.screenFrom = from;
      //some service call
  }
  </code></pre>
  
  <p>first textarea  converted to editor i.e.fine. but second textarea is not converted to editor it is throwing below issue</p>
  
  <pre><code>TypeError: Cannot read property 'childNodes' of undefined at g (angular.min.js:58)
  </code></pre>