Email not working in the intranet

hi,
I am working with asp.net application,Where i need to send email from my application.Im am sending email using HTML page.Before hosting in the IIS it is working properly ,But it is not working in the intranet the following Error occurs
Could not find file 'c:\windows\system32\inetsrv\EmailBody1.htm'.
Where EmailBody1 is name of the html page.

please help me out.......

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