Save Webpage as document on click of button and sending mail as attachment using csharp.net

Question

Hi,
   I have one web application using C#.net,On click of button am opening one new webpage using window.open().
Now what i want is as soon as that window opens,want to save that window in document format and send mail as attachment.How to save that page.Please tell me.


Thanks in Advance,
Soumya.