Firefox add-on that splits the content body part of the spectator window as you like.Webscripts:
Jmol 11.7.12 Prerelease / 11.6.6
Risingware Exp+ Free Grouping 1.10.1037 (Software)
WebKit R38688
Risingware Exp+ Free Grouping 1.10.1037 (Software)
CubicExplorer 0.90.0.1079 RC 3 / 0.80.0.890 (Software)
MSNProfile 1.0