Установите asp_tags = On и short_open_tag = On в обоих файлах \apache\Apache2.2.21\bin\php.ini и \bin\php\php5.3.8\php.ini, а затем перезапустите сервер Apache.
asp_tags = On
short_open_tag = On
\apache\Apache2.2.21\bin\php.ini
\bin\php\php5.3.8\php.ini