function FilterEnterNumeric(e)
{  var characterCode;

   if(e && e.which)
   {  e = e;
      characterCode = e.which;
   }
   else
   {  e = event;
      characterCode = e.keyCode;
   }

   if(characterCode == 8 || characterCode == 46 || characterCode == 37 || characterCode == 39)
   {  return true;
   }
   else if(  (characterCode < 48) || (characterCode > 57 && characterCode < 96) || (characterCode > 105))
   {  return false; 
   }
   else
   {  return true;
   }
}