/**
 * Convert a date in ISO 8601 format to an ODBC datetime.
 * 
 * @param ISO8601dateString      The ISO8601 date string. (Required)
 * @param targetZoneOffset      The timezone offset. (Required)
 * @return Returns a datetime. 
 * @author David Satz (david_satz@hyperion.com) 
 * @version 1, September 28, 2004 
 */
 function DateConvertISO8601(ISO8601dateString, targetZoneOffset) {
    var rawDatetime = left(ISO8601dateString,10) & " " & mid(ISO8601dateString,12,8);
    
    // adjust offset based on offset given in date string
    if (uCase(mid(ISO8601dateString,20,1)) neq "Z")
        targetZoneOffset = targetZoneOffset -  val(mid(ISO8601dateString,20,3)) ;
    
    return DateAdd("h", targetZoneOffset, CreateODBCDateTime(rawDatetime));

}