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<script>
$("#feedback").hover(function(){$('feedback').show()});
$("feedback").hover(function(){},function(){$('feedback').hide()});
</script>

<html>
<i id="feedback" class="material-icons">feedback</i>

   <feedback style="position:fixed;right:15px;bottom:30px;z-index:10; display:none">
     <div class="row">
      <div class="col s12 m5">
        <div class="card-panel blue darken-4">
          <span class="white-text"><strong>Feedback</strong><br><i>(Check FAQ before submitting)</i></span>
          <textarea style="background-color: white; width=100%;height:75px" id="feedbackTxt"></textarea>
          <a class="right white-text" style="cursor: pointer;" onClick="sendFeedback()">Submit</a>
        </div>
      </div>
    </div>
   </feedback>
</html>