+<FilesMatch "\.php$">
+header append Pragma "no-cache"
+header append Expires "-1"
+</FilesMatch>
+ExpiresActive On
+ExpiresByType image/jpg "access plus 4 days"
+ExpiresByType image/png "access plus 4 days"
+ExpiresByType image/mp3 "access plus 4 days"
+