RewriteEngine On
RewriteBase /
RewriteRule js/site_([0-9]+).js js/combine.php?version=$1 [L]
AddHandler php5-script .php

php_value auto_prepend_file /path/to/parse/contentHeader.php

php_flag zlib.output_compression On 
php_value zlib.output_compression_level 5

FileETag none
ExpiresDefault "access plus 10 years"