cflogin automatic log out when the client closes the browser

Use a session cookie:

http://www.petefreitag.com/item/735.cfm

>If you use the cflogin tag to manage authentication you should consider
>setting loginstorage="session" in your Application.cfc or Application.cfm
>file for better security.

i used loginstorage="session" on the application page but when i close the browser and open again it shows as still logged in.

did you clear all old cookies before testing?

yes i clear all cookies but it working only for the login page when i go to another page it will automatically logout

page cached in your browser?

clear the browser cached  and tested its working only for single page

it works after i clear the cache and cookies on the browser