var tab = new Array();
var str = "";

tab[0] = "czerwony";
tab[1] = "zielony";
tab[2] = "niebieski";

str = "Pierwotna zawartość tablicy tab:";

str += "<br />tab[0] = "
str += tab[0];
str += "<br />tab[1] = ";
str += tab[1];
str += "<br />tab[2] = ";
str += tab[2];
str += "<br />";

tab[0] = 111;
tab[1] = 222;
tab[2] = 333;

str += "<br />Zawartość tablicy po zmianie danych:";

str += "<br />tab[0] = "
str += tab[0];
str += "<br />tab[1] = ";
str += tab[1];
str += "<br />tab[2] = ";
str += tab[2];
str += "<br />";

var dataDiv = document.getElementById("dataDiv");
dataDiv.innerHTML = str;
