crystal ball document reference

the crystal ball reference document, share with you.

I try to upload the document to the web, but I only attached the .jpg,.gif,*.jpeg.
How to upload the *.rar?

anybody want to see the documents, let me know.
Email: Zh_yu#163.com

by the way, welcome to my blog:

http:\\isixsigma.blogcn.com

Leo Zhang