Options +FollowSymLinks
RewriteEngine on

RewriteCond %{HTTP:Accept-encoding} gzip
RewriteRule (.*)Data(.*)\.js $1Compressed$2\.jsgz [L]
RewriteRule (.*)Data(.*)\.data $1Compressed$2\.datagz [L]
RewriteRule (.*)Data(.*)\.mem $1Compressed$2\.memgz [L]
RewriteRule (.*)Data(.*)\.unity3d $1Compressed$2\.unity3dgz [L]
AddEncoding gzip .jsgz
AddEncoding gzip .datagz
AddEncoding gzip .memgz
AddEncoding gzip .unity3dgz