Display options not working

i am getting Sliver Mag below error in my wordpress theme
Call to undefined function get_header() in C:\wamp\www\sliver\index.php
line 1
for the below theme “Sliver Mag Lite“

this is the hosting website: “http://humfriends.in/“
pls slove my problem

this is the code
<?php get_header(); ?>
<!–#tp-section-wrap–>
<div id=”tp-section-wrap” class=”clearfix”>
<!–#tp-section-left-or-right–>
<div id=”tp-section-left” class=”eleven columns clearfix”>
<div class=”blogposts-wrap”>
<h2 class=”blogpost-tp-site-wrap-title”><?php _e(‘Recent Posts’, ‘silvermag’); ?></h2>
<?php
get_template_part( ‘includes/blog’, ‘loop’ );
?>
</div>
<?php dynamic_sidebar(‘Magazine Style Widgets)’); ?>
</div>
<!– /blocks col –>
<?php get_sidebar(); ?>
<?php get_footer(); ?>