Igor hello, I carried out the three tests on my PC, with a resolution of screen from 1024x768, CPU P IV, 1.8G°, 1 G° of RAM with a graphics board Geforce Nvidia 6600, 256 M° of memory and the three tests are conclusive. It delays me to test in my turn PTE V5.0 béta1, to give to me an account of all the possibilities of this new version. Igor cheer, congratulations