VCal

Response.AppendHeader("content-disposition", "attachment; filename=Calendar.vcs");
            Response.ContentType = "text/x-vcalendar vcs";
            Response.Charset = "utf-8";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            Response.Write("BEGIN:VCALENDAR\n");
            Response.Write("PRODID:-//Microsoft Corporation//Outlook 11.0 MIMEDIR//EN\n");
            Response.Write("VERSION:1.0\n");
            Response.Write("BEGIN:VEVENT\n");
            Response.Write("DTSTART:" + strStartDate + "\n");
            Response.Write("DTEND:" + strEndDate + "\n");
            Response.Write("LOCATION;ENCODING=QUOTED-PRINTABLE:" + strLocation + "\n");
            Response.Write("TRANSP:1\n");
            Response.Write("UID:040000008200E00074C5B7101A82E00800000000907848358ACDC5010000000000000000100000007E1B76A09767384396CC5B0B41C6B678\n");
            Response.Write("SUMMARY;ENCODING=QUOTED-PRINTABLE:" + strSummary.Replace("'", "'") + " \n");
            Response.Write("DESCRIPTION;ENCODING=QUOTED-PRINTABLE:" + VCalClean(strDesc) + "\n");
            Response.Write("END:VEVENT \n");
            Response.Write("END:VCALENDAR \n");
            Response.End();
 
        private string VCalClean(string rawString)
        {
            string output = rawString;
 
            output = StripHTML(output);
 
            output = output.Replace("\r", "");
            output = output.Replace("\n", "");
            output = output.Replace("\t", "");
 
            return output;
        }