获取整个桌面图像，引用IE类库进行图像转换压缩后存入到文件中,引用文件为IJL15.DLL，压缩包已包含，可直接用VB6.0运行测试-Access to the entire desktop image, the image conversion library reference IE compressed into a file, reference file IJL15.DLL, compressed package included, can be directly run the te