Mindboards

May be u have a building instruction of this NXT Robot. If u have pls give me url

Hello. I need some help. I have problems with grabbot. Robot who will take and lift ball or basket(of lego-blocks). Can u sent me some images or give me interesting idea. For example: http://www.laurensvalk.com/includes/nxt-2_0-only/the-snatcher/main1.jpg . But it is too difficult to build. Help me :)