Probably, test it here:
http://www.gidnetwork.com/tools/gzip-test.php
I'm really using this extension for the ability to perform other tricks within default.php, gzip is just the most obvious generic thing to do for all installations.
@waynem: media temple allow that but you have to activate it I think. Add the following to .htaccess:<IfModule mime_module>
<files *.js>
ForceType text/javascript
</files>
<files *.css>
ForceType text/css
</files>
</IfModule>
<IfModule headers_module>
<IfModule deflate_module>
# Netscape 4.x
BrowserMatch ^Mozilla/4 no-gzip
# For browsers that pretend to be Mozilla4
BrowserMatch \b(MSIE|Safari) !no-gzip
# IE5.5 and 6.0 has bugs
BrowserMatch \bMSIE\s(5\.5|6\.0) no-gzip
# IE 6.0 after SP2 may not have gzip bugs!
BrowserMatch \bMSIE.*SV !no-gzip
# Sometimes Opera pretends to be IE6
BrowserMatch \bOpera !no-gzip
AddOutputFilterByType DEFLATE text/html
AddOutputFilterByType DEFLATE text/css
AddOutputFilterByType DEFLATE text/javascript
Header append Vary User-Agent
</IfModule>
</IfModule>
Comments
@waynem: media temple allow that but you have to activate it I think. Add the following to .htaccess:
<IfModule mime_module> <files *.js> ForceType text/javascript </files> <files *.css> ForceType text/css </files> </IfModule> <IfModule headers_module> <IfModule deflate_module> # Netscape 4.x BrowserMatch ^Mozilla/4 no-gzip # For browsers that pretend to be Mozilla4 BrowserMatch \b(MSIE|Safari) !no-gzip # IE5.5 and 6.0 has bugs BrowserMatch \bMSIE\s(5\.5|6\.0) no-gzip # IE 6.0 after SP2 may not have gzip bugs! BrowserMatch \bMSIE.*SV !no-gzip # Sometimes Opera pretends to be IE6 BrowserMatch \bOpera !no-gzip AddOutputFilterByType DEFLATE text/html AddOutputFilterByType DEFLATE text/css AddOutputFilterByType DEFLATE text/javascript Header append Vary User-Agent </IfModule> </IfModule>