Magento product back button

<?php
$URL="http://www.panticz.de/sites/default/files/magento/back-button/styles.css";
echo $URL;
echo "

";
$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
echo htmlspecialchars(curl_exec($c));
curl_close($c);
echo "

";

$URL="http://www.panticz.de/sites/default/files/magento/back-button/back-button.view.phtml";
echo $URL;
echo "

";
$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
echo htmlspecialchars(curl_exec($c));
curl_close($c);
echo "

";
?>

mkdir -p ./app/design/frontend/default/default/template/catalogsearch/
cp ./app/design/frontend/base/default/template/catalogsearch/result.phtml ./app/design/frontend/default/default/template/catalogsearch/result.phtml
<?php
$URL="http://www.panticz.de/sites/default/files/magento/back-button/result.phtml.diff";
echo $URL;
echo "

";
$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
echo htmlspecialchars(curl_exec($c));
curl_close($c);
echo "

";
?>

mkdir -p ./app/design/frontend/default/default/template/page/
cp ./app/design/frontend/base/default/template/page/1column.phtml ./app/design/frontend/default/default/template/page/
<?php
$URL="http://www.panticz.de/sites/default/files/magento/back-button/1column.phtml.diff";
echo $URL;
echo "

";
$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
echo htmlspecialchars(curl_exec($c));
curl_close($c);
echo "

";
?>

Links
http://www.mxperts.de/zuruck-button-fur-die-produktansicht/