StereoView red and blue

Hi all,...
 I'm looking for a free software for molecular display in stereo using red
 and blue method. I will appreciate any information about that (software or
 another option).
 Thanks a lot again,
 Danilo Gonzalez N.
 University of Santiago de Chile
 Faculty of Chemistry and Biology, Computational Chemistry Lab.
 Casilla 40, Correo 33, Santiago, Chile      Fono: (562) 681 1542 Anexo:814
 E-mail : fgonzale -AatT-            Fax : (562) 681 2108