Hello I am using drupal 7 and yslow tool in ff.
it shows me grade B
Grade F on Make fewer HTTP requests
This page has 11 external Javascript scripts. Try combining them into one. This page has 5 external stylesheets. Try combining them into one.
As i am not able to combine all javascript and css files.
I also enabled cache . but i don't know how it work.
Grade F on Add Expires headers
There are 75 static components without a far-future expiration date.
i also made changes in .htacess file still not working .. Please let me know
Grade C on Put JavaScript at bottom
i am using iframe in my website . How to include javascript at bottom for this?
Anybody have idea please let me know.
Thanks