[SOLVED] Place countdown

[PrestashopTrackglobe]

At the store I'm developing: http://www.eluniversodelperro.com/tienda/ I would like to know that I have to do to place on top of the tent, where it says "Site Development"the contents of this file serving to place a countdown to the opening of the store:

http://www.eluniversodelperro.com/tienda/themes/naranja/aa.php

I tested and it includes:

<? php
$ a = file_get_contents ("http://www.eluniversodelperro.com/tienda/themes/naranja/aa.php");
echo ($ a);
?>

but I have not got to show me the countdown on the web.
If I put the script in the head of the store, I get an error and did not show anything

This file has the following code:

[rocky]

Have you already figured this out? I can see the countdown on your homepage.

[PrestashopTrackglobe]

Yeah, I got to put it, perodon not say, I forgot