The paper compares code complication and amount, complexity, sites compatibility and their loading speed in various popular internet browsers, paying special attention to "new" and "old" techniques of creation commonly used website's elements. Those elements have been chosen in a way that it's been possible to create them in a new standards and test them practically. Thanks to the context of the work, it has been possible to test (as possible as it is today) how good these standards appear.W pracy porównane zostały pod kątem ilości i skomplikowania kodu, złożoności i szybkości ładowania stron oraz kompatybilności w popularnych przeglądarkach internetowych "stare" i "nowe" techniki tworzenia powszechnie wykorzystywanych elementów stron inter...