powers.html

<!DOCTYPE html>
<html lang="en">
<head>
    <title>FuncFunc</title>
    <script>

var newLine = function(str) {
    var content = document.getElementById("content");
    content.innerHTML = content.innerHTML + str + "<br/>";
};

var powers = function(p) {
    var power = p;

    return function(num) {
        var ans = num;
        for (var c = 0; c < (power-1); c++) {
            ans = ans * num;
        }
        return ans;
    };
};

var square = powers(2);
var cube = powers(3);

    </script>
</head>
<body>
    <div id="content"></div>
    <script>
newLine(square(2));
newLine(square(3));
newLine(square(4));
newLine(cube(5));
    </script>
</body>
</html>