m = new Array(
"Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec"
);

today = new Date();
day = today.getDate();
year = today.getYear();

if (year < 2000)
year = year + 1900;

end = "th";
if (day==1 || day==21 || day==31) end="st";
if (day==2 || day==22) end="nd";
if (day==3 || day==23) end="rd";
day+=end;

document.write(day+" "+m[today.getMonth()]+" "+year)// JavaScript Document