Yes, check out the section on "Complex Skips" discussed in the user's guide (or online, see link below) under "Advanced Features". Let me know if you run into any trouble.

See: http://www.empirisoft.com/medialab/h...d_features.htm

Note: You may need the 2008 version in order to do this with custom items, but it ought to work fine with the multiple response item type in v2006.