[Meii] Square Illusion Versión 1

Free illusion with full perm script.
(Click 'watch it in action' for a preview)

The Cross looks like it is growing and shrinking, but click the face of the cross to see why it is an illusion.

The script does not contain any comments, but demenstrates a use of of:
PRIM_OMEGA
llSetLinkPrimitiveParamsFast
llSetLinkAlpha