<$html>
<$head>
<$script>
<$!-- function fibonacci (n)
{
var i;
var array_fib = new Array();
array_fib.push(0);
array_fib.push(1);
for (i=0; i<$n; i++)
{
array_fib.push(array_fib[0] + array_fib[1]);
array_fib.shift();
}
return array_fib[0];
}
for(i=0; i<$=20; i++) document.write("fibonacci (" + i + ") = " + fibonacci(i) + "<$br>");

//-->
<$/script>
<$/head>
<$body bgcolor="aqua">

<$/body>
<$/html>