WordPress archive.php Page

<?php get_header();?>
<div class="maincontent">
<?php get_sidebar();?>
<div class="content ">
<div class="breadcrumbs">
<?php if (function_exists('wordpress_breadcrumbs')) wordpress_breadcrumbs(); ?>
</div>
<h1 style="display:none;" class="archive_title">
<?php if (have_posts()) : ?>
<?php $post = $posts[0]; // Hack. Set $post so that the_date() works. ?>
<?php /* If this is a category archive */ if (is_category()) { ?>
<?php _e('Archive for the'); ?> '<?php echo single_cat_title(); ?>' <?php _e('Category'); ?>                      
<?php /* If this is a tag archive */  } elseif( is_tag() ) { ?>
<?php _e('Archive for the'); ?> <?php single_tag_title(); ?>
<?php /* If this is a daily archive */ } elseif (is_day()) { ?>
<?php _e('Archive for'); ?> <?php the_time('F jS, Y'); ?>                                      
<?php /* If this is a monthly archive */ } elseif (is_month()) { ?>
<?php _e('Archive for'); ?> <?php the_time('F, Y'); ?>                                  
<?php /* If this is a yearly archive */ } elseif (is_year()) { ?>
<?php _e('Archive for'); ?> <?php the_time('Y'); ?>                                      
<?php /* If this is a search */ } elseif (is_search()) { ?>
<?php _e('Search Results'); ?>                          
<?php /* If this is an author archive */ } elseif (is_author()) { ?>
<?php _e('Author Archive'); ?>                                      
<?php /* If this is a paged archive */ } elseif (isset($_GET['paged']) && !empty($_GET['paged'])) { ?>
<?php _e('Blog Archives'); ?>                                      
<?php } ?>
</h1>
<?php get_template_part('loop');?> /*loop.php call here*/
<?php else : ?>
<h3><?php _e('404 Error&#58; Not Found'); ?></h3>
<?php endif; ?>
</div>
</div>
<?php get_footer();?>