Add infolinks in wordpress

Adding infolinks in wordpress is straight forward. I have wordpress installed in my website.
Below is how I installed infolinks in my wordpress website: http://www.jiansenlu.zoka.cc/wordpress

1)Download the infolinks plugin from
http://publishers.infolinks.com/members/resources/wordpress 
or
http://downloads.wordpress.org/plugin/infolinks-officlial-plugin.zip 
2) The file name is infolinks-officlial-plugin.zip. Unzip the file. ftp infolinks-officlial-plugin directory to your wordpress/wp-content/plugins directory
3) On your WordPress administration, choose Plugins, you will see infolinks-officlial-plugin and click activate
4) Go to settings on the sidebar menu and click on infolinks setting at the bottom, your will be required to enter publisher ID and Website ID, which can be obtained from step 5.
5) log in to your Infolinks account, add your wordpress website, and get your publisher PID and website ID
6) That is the end.