Untitled

<html>
<head>

<style>
div.b {
color: black;
font-family: Bebas;
font-size: 70px;
  -webkit-text-stroke-width: 3px;
   -webkit-text-stroke-color: white;
   word-spacing: 15px;
}
div.a {
color: white;
font-family: Bebas;
font-size: 30px;
  -webkit-text-stroke-width: 2px;
   -webkit-text-stroke-color: black;
}
.button {
  background-color: white;
  border: none;
  color: black;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 20px;
  font-family: Bebas;
  outline-style: ridge;
  outline-color: black;
  outline-width: 1px;

}
body
{
background-image: url("https://wallpapermemory.com/uploads/820/persona-5-background-full-hd-110880.jpg");
}
</style>
<title>Javascript igor</title>
</head>
<body>
<BR>
<BR><BR><BR><BR><BR><BR><BR><BR><BR><BR><BR><BR>
<BR>


<center>
<div class="b">To  jest  strona  Igora</div> <BR><BR>
<button type="button" class="button" onclick="fibon()">Fibonnaci</button>         <button type="button" class="button" onclick="piew()">Liczba pierwsza</button>
<div class="a">

<p id="JD"></p>
<p id="demo"></p>
<BR>
<p id="XD"></p>
<p id="GM"></p>
</div>
<script>
function fibon()
{
var t1=0;
var t2=1;
var fibo;
var elo=0;
var els=1;
var text;
var tex = "";
text = "Twoja liczba to:";
document.getElementById("JD").innerHTML = text;
var n = prompt("Która liczbe z ciagu fibonnaciego chcesz", "Przyklad: 1,5,2137");
  for (var i = 0; i <= n; ++i)
{
		if(i == 1)
        {
            document.getElementById("demo").innerHTML = elo;
            continue;
        }
        if(i == 2)
        {
            document.getElementById("demo").innerHTML = els;
            continue;
        }

        fibo = t1 + t2;
        t1 = t2;
        t2 = fibo;
}
	document.getElementById("JD").innerHTML = text ;
	document.getElementById("demo").innerHTML = fibo ;
	document.getElementById("XD").innerHTML = tex ;
	document.getElementById("GM").innerHTML = tex ;
}
function piew()
{   var k=0;
	var pie=0;
	var dzielne = [];
	var n = prompt("Która liczbe chcesz sprawdzic", "Przyklad: 1,5,2137");
        for(var i=1; i<=n; i++)
    {
       if(n%i==0)
          {
		   pie++;
		   dzielne[k]=i;
		   k++;
		   continue;
		  }
		else
		{
		continue;
		}
	}
	if(pie<=2)
	{
		var iso;
		iso =" jest liczba pierwsza!";
		document.getElementById("JD").innerHTML = n ;
		document.getElementById("demo").innerHTML = iso ;
	}
	else
	{
		var text;
		var fiufiu = "Jest podzielna przez:";
		text =" nie jest liczba pierwsza!";
		document.getElementById("JD").innerHTML = n ;
		document.getElementById("demo").innerHTML = text ;
		document.getElementById("XD").innerHTML = fiufiu ;
		document.getElementById("GM").innerHTML = dzielne ;
	}
}
</script>
</body>
</html>