<?php $rand_posts = get_posts('numberposts=5&orderby=rand');  foreach( $rand_posts as $post ) : ?>
<li><a href="<?php the_permalink() ?>" title="<?php the_title(); ?>" ><?php the_title(); ?></a></li><?php endforeach; ?>

<?php
query_posts('showposts=5&cat=1&orderby=rand');while(have_posts()) : the_post();?>
<a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php the_title(); ?></a>
<?php endwhile; ?>