ViewerJS will solve your problem. It is the easiest way to use presentations, spreadsheets, PDF's and other documents on your website or blog without any external dependencies.
You just need to include the viewer.js plugin inside your project.
- It is user friendly.
- You can easily view your documents from server side to the browser.
- Can support for .ppt files, .pdf files , .doc files and open office files.
Have a look at here http://viewerjs.org/