Untitled

<!DOCTYPE html>
<head>
    <title>Osztaly</title>
</head>
<body>
<script>
    function kever(tomb) {

        var aktualis = tomb.length - 1;
        var temp;
        var random;

        while (0 !== aktualis) {
            random = Math.floor(Math.random() * aktualis);
            temp = tomb[aktualis];
            tomb[aktualis] = tomb[random];
            tomb[random] = temp;
            aktualis -= 1;
        }

        return tomb;
    }

    var nevek = ['Aladics', 'Asztalos', 'Benacsek', 'Besnyi', 'Boja', 'Dancso', 'Dobo', 'Farkas','Fehervari','Kovacs','Hasko','Magyari'];
    nevek = kever(nevek);


	var s = '';
	var k = 0;
	for(i=0; i<3; ++i)
	{
		s = s + '<tr>';
		for(j=0; j<4; ++j)
		{
			s = s + '<td>' + nevek[k] + '</td>';
			k ++;
		}
		s = s + '</tr>'
	}
	document.write('<table border = "1px">'+s+'</table>');
</script>
</body>
</html>