Sections not showing up

Hello. I have downloaded (and uploaded) a theme which shows everything in the preview, but when i apply the theme to my blog, the sidebar and other sections below do not show up. my site is https://www.cbemusic.com/livingongigging. am i missing something? it looks like the code is there in the php file:

<div id=”sidebar”>

<?php if ( !function_exists(‘dynamic_sidebar’)
|| !dynamic_sidebar() ) : ?>

<h3><?php _e(‘Main Menu’); ?></h3>

<?php wp_list_pages(‘title_li=’); ?>

<script type=”text/javascript”><!–
google_ad_client = “pub-“;
google_ad_width = 200;
google_ad_height = 200;
google_ad_format = “200x200_as”;
google_ad_type = “text”;
google_ad_channel = “”;
google_color_border = “170d03”;
google_color_bg = “170d03”;
google_color_link = “d7cfb3”;
google_color_text = “bc981e”;
google_color_url = “bc981e”;
//–>
</script>
<script type=”text/javascript”
src=”https://pagead2.googlesyndication.com/pagead/show_ads.js”&gt;
</script>

<h3>Categories</h3>

<?php wp_list_cats(‘sort_column=name&optioncount=1&hierarchical=0’); ?>

<h3>Archives</h3>

<?php wp_get_archives(‘type=monthly’); ?>

<h3>Recommended</h3>

<?php wp_get_links(‘category=2&before=
• &between=&after=

‘) ; ?>

<?php /* If this is the frontpage */ if ( is_home() || is_page() ) { ?>
<?php endif; ?>
<h3>Meta</h3>

<?php wp_register(); ?>
• <?php wp_loginout(); ?>
• Valid <abbr title=”eXtensible HyperText Markup Language”>XHTML</abbr>
• <abbr title=”XHTML Friends Network”>XFN</abbr>
• WordPress
• Free WordPress Themes

<?php wp_meta(); ?>

<script type=”text/javascript”><!–
google_ad_client = “pub-“;
google_ad_width = 200;
google_ad_height = 200;
google_ad_format = “200x200_as”;
google_ad_type = “text”;
google_ad_channel = “”;
google_color_border = “32180b”;
google_color_bg = “32180b”;
google_color_link = “d7cfb3”;
google_color_text = “bc981e”;
google_color_url = “bc981e”;
//–>
</script>
<script type=”text/javascript”
src=”https://pagead2.googlesyndication.com/pagead/show_ads.js”&gt;
</script>

<?php } ?>

</div>