Mail con allegato

//This example shows how to programmatically add attached files 
//to a mail lessage.

MailMessage myMail = new MailMessage();

// Concatenate a list of attachment files in a string.
string sAttach = @"C:\images\image1.jpg,C:\images\image2.jpg,C:\images\image3.jpg";

// Build an IList of mail attachments using the files named in the string.
char[] delim = new char[] {','};
foreach (string sSubstr in sAttach.Split(delim))
{
   MailAttachment myAttachment = new MailAttachment(sSubstr);
   myMail.Attachments.Add(myAttachment);
}