WP WordPress Vogout
<a href="<?php echo wp_logout_url( get_permalink() ); ?>" title="Logout">Logout</a>
Weary Wildebeest
<a href="<?php echo wp_logout_url( get_permalink() ); ?>" title="Logout">Logout</a>
<?php if (is_user_logged_in()) : ?>
<a href="<?php echo wp_logout_url(get_permalink()); ?>">Logout</a>
<?php endif;?>