Pen Holder for Micro-Hexapod (now with drawbot features!)

Based on Reprap Pen Holder:
http://www.thingiverse.com/thing:31983

i updated the OpenSCAD (attached) to fit the penholder on my battery holder:
http://www.thingiverse.com/thing:109807

In this way the Micro-Hexapod:
http://www.thingiverse.com/thing:5156 (by ljon)
http://www.thingiverse.com/thing:34796 (remixed by carlosgs)
becomes a drawbot :)