Sharepoint 2010 add item to list with anonymous user without code

hello,

I want to add item to sharepoint 2010 list with anonymous user and i give anonymous user acess to site and i give him acess to add item to list but i didn't work

i follow this steps in this link

http://claytoncobb.wordpress.com/2011/06/03/infopath-allowing-anonymous-users-to-submit-forms-in-sharepoint-2010/

but still dont work

thanks

Nour