static public 
  int atoi (string str) {
   return (int)atoNmbr( str, true, new CultureInfo( "en-US", false ).NumberFormat);
  }

  static public 
  double atod (string str) {
   return (int)atoNmbr( str, false,  new CultureInfo( "en-US", false ).NumberFormat);
  }

  static public 
  double atoNmbr(string str, bool onlyInt, NumberFormatInfo f)
  {
    double  r;
    for (int i =  str.Length; i> 0 ; i--){
      if ( double.TryParse ( str.Substring(0, i), 
              onlyInt?(
              NumberStyles.AllowLeadingSign  |
              NumberStyles.AllowLeadingWhite |
              NumberStyles.AllowTrailingWhite
              )
              :
             (NumberStyles.AllowCurrencySymbol |
              NumberStyles.AllowExponent  |
              NumberStyles.AllowThousands |
              NumberStyles.AllowDecimalPoint |
              NumberStyles.AllowLeadingSign  |
              NumberStyles.AllowLeadingWhite |
              NumberStyles.AllowTrailingWhite
             ), 
              f, out r)){
        return  r;
      }
    }
    return 0.0;
  }