Seeing the existing problems of currently known web-based instruction platform and the benefits of flash file, this paper brings up a solution which combines website module with desktop application module based on command-line utility flashprinter.exe and third-party application software, so as to programmatically convert printable documents to flash files, and then detailedly presents the partial main implementation and some run-time interfaces. In the end, the paper draws a conclusion that this solution is applied to web-based instruction platform.