HTML PE INTELESUL TUTUROR: http://www.ecursuri.ro/cursuri-online/html-pe-intelesul-tuturor
http://www.w3schools.com/
http://info.tm.edu.ro:8080/~asimulescu/public/html/multimedia.htm
http://info.tm.edu.ro:8080/~asimulescu/public/PL-TIC-10-2-10%20lectii/