<div class="row">
            <div class="col-lg-12">
              <!-- Horizontal Form -->
              <div class="box box-info">
                <div class="box-header with-border">
                  <h3 class="box-title">Notícias</h3>
                  <!-- tools box -->
                  <div class="pull-right box-tools">
                    <button class="btn btn-info btn-sm" data-widget="collapse" data-toggle="tooltip" title="Collapse"><i class="fa fa-minus"></i></button>
                  </div><!-- /. tools -->
                </div><!-- /.box-header -->
                  <?php 
$id = $_POST["id"];
if (isset($_POST["exibir"])) {
    $exib = new Noticias();
    $comp = $exib->ShowNoticias($id);
    if ($exib != null) {
        ?>
                <div class="box-body">
                  <div class="form-group">
                    <div class="col-sm-7">
                      <?php 
        echo $comp->texto;
        ?>
                      <br>
                      <dl>
                        <dt>Escrito por:</dt>
                        <dd><?php 
        echo $comp->autor;
        ?>
</dd>