You should be able to cycle the StopLite by left-clicking on it.

JavaScript Sample

VB Script Sample

About StopLite

About StopLite

Stoplite duplicates the functionality of the Stoplite ActiveX demo that comes with the ActiveX SDK. Smalltalk Stoplite is written entirely in Smalltalk and demonstrates ActiveX server capabilities of the Smalltalk MT development system. More specifically, it supports the following:


Please refer to the original article, "The ABCs of MFC ActiveX Controls" by Paul Johns, for a detailed description. You will find this article on the ActiveX SDK or on Microsofts web site (

If your browser is ActiveX enabled, it should set up and configure the control automatically.


Please report any problems and incompatibilities you might encounter. Note that the control uses debugging code and loading has not been optimized yet.