public void ProcessRequest(HttpContext context)
{
VCard myVCard = new VCard();
myVCard.FirstName = "Robert";
myVCard.LastName = "Mühsig";
myVCard.Role = "Blogger";
context.Response.ContentType = "text/x-vcard";
context.Response.ContentEncoding = System.Text.Encoding.Default;
context.Response.Write(myVCard.ToString());
}