<div class="footer-left">

    <?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Footer Widgets Left') ) : ?><?php endif; ?>

</div>

<div class="footer-center">

   <?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Footer Widgets Center') ) : ?><?php endif; ?>

</div>

<div class="footer-right">

   <?php if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar('Footer Widgets Right') ) : ?><?php endif; ?>

</div>