著名的Divu格式文件阅读器WinDjview的1.0.3版的开源源代码，值得大家研究开发之用，这个是原版，未经任何改动。-The open source codes of famous reader WinDiview v1.0.3 of Divu formart files

divu does not clobber B2 either, which is taken advantage of in remi. - divu does not clobber B2 either, which is taken advantage of in remi.

divi uses B5 to hold the original return address during the call to divu. -divi uses B5 to hold the original return address during the call to divu.