PHP Web Site Counter?

Greetings from Pesylvania. I am trying to add a counter to a web page
but it is not cooperating!
Directions are: place the count.php file and the hitcount.txt file on the server in the
same directory as the web page. hitcount.txt file should contain a value like zero.
For the include in the web page I use:

<div class="footnote">
<?php include‘count.php’; ?>
</div>

Things I have tried: change permissions on both files to 777. Change the web site
file extension to stml from html. The error...

PHP Web Site Counter?