<p class="review-form-email">
    <label><?php echo __( 'E-mail', 'realia' ); ?></label>

    <input id="email"
           name="email"
           type="text"
           value="<?php echo esc_attr( ! empty( $commenter['comment_author_email'] ) ? $commenter['comment_author_email'] : '' ); ?>"
           size="30">
</p>