Fibonacci numbers

<html>
<head>
<title>fib1       </title>
</head>
<body bgcolor=yellow text=black>
<script language=javascript>
var var1;
var var2;
var var3;

var1=1;
var2=1;

document.write("<h4>");

document.write(var1 + "<br>");
document.write(var2 + "<br>");

var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

var1=var2;
var2=var3;
var3=var2+var1;
document.write(var3 + "<br>");

</script>
</body>
</html>

Click to view
<html>
<head>
<title>fib2       </title>
</head>
<body bgcolor=yellow text=black>
<script language=javascript>
var var1;
var var2;
var var3;

var1=1;
var2=1;

document.write("<h4>");

document.write(var1 + "<br>");
document.write(var2 + "<br>");

var3=var2+var1;
document.write(var3 + "<br>");

for(var i=3; i<=10; i++)
{
      var1=var2;
      var2=var3;
      var3=var2+var1;
      document.write(var3 + "<br>");
}

</script>
</body>
</html>

Click to view
<html>
<head>
<title>fib3       </title>

</head>
<body bgcolor=yellow text=black>
<script language=javascript>
var var1;
var var2;
var var3;

var1=1;
var2=1;

document.write("<h4>");

var m=prompt("enter the number of fibonacci numbers wanted:", 0);

document.write(var1 + "<br>");
document.write(var2 + "<br>");

var3=var2+var1;
document.write(var3 + "<br>");

for(var i=3; i<=m-1; i++)
{
      var1=var2;
      var2=var3;
      var3=var2+var1;
      document.write(var3 + "<br>");
}

</script>
</body>
</html>

Click to view
<html>
<head>
<title>fib4       </title>
<script language=javascript>
function fibonacci(m)
{
      var var1;
      var var2;
      var var3;

      var1=1;
      var2=1;

      document.write("<h4>");

      document.write(var1 + "<br>");
      document.write(var2 + "<br>");

      var3=var2+var1;
      document.write(var3 + "<br>");

      for(var i=3; i<=m-1; i++)
      {
            var1=var2;
            var2=var3;
            var3=var2+var1;
            document.write(var3 + "<br>");
      }
}
</script>

</head>
<body bgcolor=yellow text=black>
<script language=javascript>

var m=prompt("enter the number of fibonacci numbers wanted:", 0);

fibonacci(m);

</script>
</body>
</html>

Click to view
<html>
<head>
<title>fib5       </title>
<script language=javascript>
var fib = new Array(10);
fib[0]=1;
fib[1]=1;

function fibonacci()
{
      document.write("<h4>");
      for(var i=2; i<=10-1; i++)
      {
            fib[i]=fib[i-1]+fib[i-2];
            document.write(fib[i] + "<br>");
      }
}
</script>

</head>
<body bgcolor=yellow text=black>
<script language=javascript>

fibonacci();

</script>
</body>
</html>

Click to view