asp.net mvc 3 - caching content in Web browser in MVC3 -

asp.net mvc 3 - caching content in Web browser in MVC3 -

want cache contents of css , script folder in mvc3 project .. searching on internet, have found solution of adding web.config file in folders. not seem work . next code of web.config file within css folder.

<?xml version="1.0" encoding="utf-8"?> <configuration> <system.webserver> <staticcontent> <clientcache cachecontrolmode="usemaxage" httpexpires="10" cachecontrolmaxage="20.00:00:00" /> </staticcontent> <httpprotocol> <customheaders> <add name="cache-control" value="public" /> <add name="expires" value="100" /> </customheaders> </httpprotocol> </system.webserver> </configuration>

any help appreciated. kind regards,

asp.net-mvc-3 caching browser