This product is developed with 8-bit (256 colors) environment with Macromedia Director. If you have any performance problem of running this product, change your video to 256-color and restart Windows before running this product again. For any 486-33MHz or lower system with only 8 MB RAM or less, the following change should be made in your autoexec.bat file: C:\DOS\SMARTDRV.EXE /X 2024 256 /E:1024 After installation, please reboot your system before running the reflux.exe. For any system with more than 8MB RAM, no change is required.