Post Title And Image Caption

hi
i hanve 2 question : )
1-i need change post title position and move it top of post picture.
2- how can show picture caption in below of post picture ?
i use below code but my site loading go very slow
<?php if ( $caption = get_post( get_post_thumbnail_id() )->post_excerpt ) : ?>
<p class=”caption”><?php echo $caption; ?></p>
<?php endif;

thanks in advanced : )