利用AE和VC6.0环境下编程的一个小程序，是基于单文档的窗口程序，是一个小型GIS系统，实现了浏览，缩放等功能。-VC6.0 using AE and programming environment of a small program is based on a single document window procedure is a small GIS system, implementation of the browsing, zooming and other functions.