利用activex技术，很好的封装office- Using activex technology, very good seal office

修改后的DSOFRAME.OCX源码，在VC++6.0上编编译通过-modified DSOFRAME.OCX source code on vc++6.0

类似DSOFrame的winform代码。实现active document host功能。可以在winform程序中内嵌office的word，excel等。-Similar DSOFrame the winform code. Achieve active document host functions. Can be embedded office of word, excel, etc. in winform program.