halo everyone, i just book my ticket from travel agent 2day...after read again i don understand 1 thing....she ask i wan book the baggage size or pay at airport....so i book and she say rm100....and i c the print out paper stated that up to 15kg....but i go air asia website c c is rm50 nia wor.....is there any extra charges that i donno or what ...pls advice thx all