Jean-Pierre Tanguay I use [TCL/TK], among other languages, for industrial automation monitoring applications, such as elevators and water treatment plants. Here's a (partial) screen capture of a water treatment monitor that use the [mkWidgets] extension: [http://www.fortunecity.com/skyscraper/calc/21/tcl/capture.gif] [http://www.fortunecity.com/skyscraper/calc/21/tcl/capture2.gif] ---- Very Nice! --