global name,lat,num_atom_types,atom_type_list,num_atoms,positions,layer0,layer1,bucklheight,bondlength1,bondlength2,atom0,atom1,atom2,name0,vector1,vector2,cos_angle ...
Goto http://openjscad.org/ and drag/drop the script into the upload box. There are some pan/move instructions in the left pane, and you can hide the source with the ...