From: Ralph Shnelvar Date: 2010-07-23T03:21:39+09:00 Subject: Re: How to avoid black-windows using system() ? R辿mi, Thursday, July 22, 2010, 3:37:50 AM, you wrote: RC> Hi Clifford Heath & Roger Pack, RC> thanks for you answers. RC> I don't understand wath you say, perhaps I didn't explain my problem RC> correctly. RC> I want to avoid that system() call cmd.exe RC> in : RC> system( [cmd, cmd], "-background", "#000000", "-geometry", "100%%" RC> cmd is a String : RC> cmd = "d:\\mes documents\\___3D\\imageMagick\\montage.exe" RC> not the cmd.exe shell RC> I thought that when you call system() with only one parameter, cmd.exe RC> is used but when you call system() with more than one parameter, the RC> program is directly launched without cmd.exe RC> Can you confirm that ? RC> thanks & regards. I'm not sure I follow you ... Have you tried the "back tick" processing to do what you want? `d:/mes documents/___3D/imageMagick/montage.exe`