RewriteEngine On  

RewriteCond %{REQUEST_FILENAME} -s [OR]  
RewriteCond %{REQUEST_FILENAME} -l  
RewriteRule ^data/(.*)$ - [NC,L]  
RewriteRule ^data/upload/avatar/(.*)$ addons/theme/stv1/_static/image/noavatar/big.jpg [NC,L]
RewriteRule ^data/upload/(.*)$ addons/theme/stv1/_static/image/noavatar/big.jpg [NC,L]
RewriteRule ^data/video/(.*)$ addons/theme/stv1/_static/image/noavatar/big.jpg [NC,L]
