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Old 17th December 2012, 07:32   #2
Major Dude
Join Date: Oct 2006
Posts: 1,892
You need a callback function that is called each time a new image is entered in the fileselect. This function will then send an update message to the image control. I have no idea how to do this with InstallOptions. But I do know that nsDialogs has built-in callback functions that you can use for just this purpose:

And in any case, nsDialogs has superceded InstallOptions a long time ago. I recommend you look at the tutorial in the nsDialogs readme:
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