Norman keyboard layout analyzer by Nahuel Caponi from http://jsfiddle.net/Deban/qJLLm/

normananalyzer.js

var keyboards = [];
var text = "";

//To create a keyboard:
//call the CreateKeyboard function, then pass the name, add a comma,
//lastly spam your first 10 keys for each row
//don't use the numbers row and don't use more than 10 keys per row
CreateKeyboard("qwerty", "qwertyuiopasdfghjkl;zxcvbnm,./");
CreateKeyboard("colemak", "qwfpgjluy;arstdhneiozxcvbkm,./");
CreateKeyboard("workman", "qdrwbjfup;ashtgyneoizxmcvkl,./");
CreateKeyboard("norman", "qwdfkjurl;asetgyniohzxcvbpm,./");










//Functions for inner work
function CreateKeyboard(name, keys) {
    keyboards.push({
        name: name,
        keys: MapKeys(keys)
    });
}

function MapKeys(keyboard) {
    keyboard = keyboard.split("");
    var keys = {};
    var keyValues = [4, 2, 2, 3, 4, 5, 3, 2, 2, 4, 1.5, 1, 1, 1, 3, 3, 1, 1, 1, 1.5, 4, 4, 3, 2, 5, 3, 2, 3, 4, 4];
    for (var i = 0; i < keyboard.length; i++) {
        keys[keyboard[i]] = {
            value: keyValues[i],
            x: (i + 1) - Math.floor((i) / 10) * 10,
            y: Math.floor((i + 1) / 10 + 1),
            finger: GetFinger((i + 1) - Math.floor((i) / 10) * 10)
        };
    }
    return keys;
}

function CalculateScore(keys) {
    var score = 0;
    var scoreDoubleFinger = 0;

    var character;
    var lastChar = ".";
    for (var i = 0; i < text.length; i++) {
        character = text.charAt(i);
        if (keys[character]) {
            score += keys[character].value;

            if (keys[lastChar] && (keys[lastChar].finger === keys[character].finger)) {
                scoreDoubleFinger += 0.5 + (Math.abs(keys[lastChar].y - keys[character].y) + Math.abs(keys[lastChar].x - keys[character].x)) * (keys[character].value / 2);
            }
        }

        lastChar = character;
    }
    return {
        score: score,
        scoreDoubleFingers: scoreDoubleFinger,
        total: score + scoreDoubleFinger
    };
}

function GetFinger(position) {
    var finger = position;

    if (position >= 7) {
        finger = position - 2;
    } else if (position > 4) {
        finger = position - 1;
    }
    return finger;
}

function Show(text) {
    document.getElementById("result").innerHTML += text + "\n";
}

document.getElementById("button").onclick = function () {
    text = document.getElementById("theText").value;

    document.getElementById("result").innerHTML = "";

    
    var score;
    Show("Less score is better.");
    for(var i = 0; i< keyboards.length; i++) {
        score = CalculateScore(keyboards[i].keys);

        Show("------------------------------------------------------------------");
        Show("The " + keyboards[i].name + " score was: " + score.total);
        Show("Composed by " + score.score + " in keycaps and " + score.scoreDoubleFingers + " for double fingers.");
    }
    Show("------------------------------------------------------------------");
};