/// 

      /// Checks a string to see if it could be
      /// parsed as an Integer
      /// 
      /// The string containing the mnumber to be checked
      /// Boolead True or False if the string could be parsed as a string or not.     
      public static bool IsInt(string sNumber)
      {
         if(sNumber == null)
            return false;
         
         char[] chars = sNumber.ToCharArray() ;
         for ( int i = 0; i < chars.Length; i++ )
         {
            if( !Char.IsDigit( chars[ i ] ) )
            {
               return false ;
            }
         }
         return true ; 
      }