if @user.is_friends_with?(friend)
Friend.delete_all "user_id = #{@user.id} AND friend_user_id = #{friend.id}"
flash[:notice] = t 'user.remove_friend.success', :name => friend.display_name
if @user.is_friends_with?(friend)
Friend.delete_all "user_id = #{@user.id} AND friend_user_id = #{friend.id}"
flash[:notice] = t 'user.remove_friend.success', :name => friend.display_name