<div class="panel-body task-submission-viewer">
  <div ng-show="notSubmitted(task) || task.processing_pdf || loadingDetails(task)">
    <div class="large-notice-block" ng-show="notSubmitted(task) && ! loadingDetails(task)">
      <i class="fa fa-upload fa-2x"></i>
      <p>Upload submission before viewing.</p>
    </div><!--/no-pdf-->
    <div class="large-notice-block" ng-show="task.processing_pdf && ! loadingDetails(task)">
        <i class="fa fa-clock-o fa-2x"></i>
        <p>Submission is being processed. Come back soon.</p>
    </div><!--/pdf-in-process-->
    <div class="large-notice-block" ng-show="loadingDetails(task)">
        <i class="fa fa-spinner fa-pulse fa-2x"></i>
        <p>Fetching Submission Details.</p>
    </div><!--/loading details-->
  </div>
  <div ng-if="task.has_pdf">
    <pdf-panel-viewer
      pdf-url="taskUrl"
      footer-text="{{task.status != 'ready_to_mark' ? 'Annotated comments are viewable once PDF is downloaded' : 'Comments will be available once your tutor has assessed your submission'}}"
      ng-hide="notSubmitted(task) || task.processing_pdf">
    </pdf-panel-viewer>
  </div>
</div>

<div class="panel-body task-submission-viewer">
  <div class="large-notice-block" ng-show="notSubmitted(task) || task.processing_pdf || loadingDetails(task)">
    <div ng-show="notSubmitted(task) && ! loadingDetails(task)">
      <i class="fa fa-upload fa-2x"></i>
      <p>Upload submission before viewing</p>
    </div><!--/no-pdf-->
    <div ng-show="task.processing_pdf && ! loadingDetails(task)">
        <i class="fa fa-clock-o fa-2x"></i>
        <p>
          Submission is still being processed
          <p class="small text-muted">
            Please check again shortly
          </p>
        </p>
    </div><!--/pdf-in-process-->
    <div ng-show="loadingDetails(task)">
        <i class="fa fa-spinner fa-pulse fa-2x"></i>
        <p>Fetching Submission Details</p>
    </div><!--/loading details-->
  </div>
  <div ng-if="task.has_pdf">
    <pdf-panel-viewer
      pdf-url="taskUrl"
      footer-text="{{task.status != 'ready_to_mark' ? 'Annotated comments are viewable once PDF is downloaded' : 'Comments will be available once your tutor has assessed your submission'}}"
      ng-hide="notSubmitted(task) || task.processing_pdf">
    </pdf-panel-viewer>
  </div>
</div>

Fix help block notice in view submission tab
LOOKS: Fix help block notice in view submission tab
