Use Microsoft. Microsoft Office. Interop. After changing all Word to Word documents to PDF, on a web page preview,
Word file has been uploaded to the windowserver server, invoking conversion, the server will open a word document, and popup window selection box below,



Is there a problem, is where configuration

PS: in the website preview file, file contains pictures, EXCEL, word documents, unified outfit in the background as a PDF file, the front-end called directly address display file