... .jpg fromat instead of the usual .png for screenshots. Also Sketchup produces a blank screen in the Camtasia recorder with graphics hardware acceleration turned off (the usual setting). Recording with acceleration on produces a jerky playback which is difficult to edit, but I had no choice. So I trimmed the video down to just a few seconds worth, but it is still 10MB. Here's the video anyway for those thinking of trying Sketchup (Flash format): video: http://www.templot.com/martweb/videos/fun_stuff/beam_ends_skp.swf Sketchup looks to be a great way to visualize Templot designs, and it's free! There's a problem with the track colouring which I need to investigate, and so far I haven't found the lighting controls. Anyone? Sketchup doesn't compare with proper 3D CAD like this from TurboCad (which definitely isn't free): hopton_clee_tc8.jpg but Sketchup is much easier to use and great fun. Thanks again for uploading your file. regards, Martin. posted: 3 Feb 2008 20:02 from: BeamEnds Ah ha! That's why he ...