Untitled

<!DOCTYPE html>
<html lang="no">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Låneskjema</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 20px;
        }
        form {
            max-width: 500px;
            margin: auto;
            padding: 20px;
            border: 1px solid #ccc;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
        }
        input[type="number"] {
            width: 100%;
            padding: 8px;
            margin-bottom: 20px;
            border: 1px solid #ccc;
            border-radius: 5px;
        }
        button {
            width: 100%;
            padding: 10px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
        }
        button:hover {
            background-color: #45a049;
        }
        .result {
            margin-top: 20px;
            font-weight: bold;
        }
    </style>
</head>
<body>

<form id="loanForm">
    <h2>Låneskjema</h2>

    <label for="loanAmount">Lånebeløp:</label>
    <input type="number" id="loanAmount" name="loanAmount" required>

    <label for="loanTerm">Løpetid (i år):</label>
    <input type="number" id="loanTerm" name="loanTerm" required>

    <label for="establishmentFee">Etableringsgebyr:</label>
    <input type="number" id="establishmentFee" name="establishmentFee" required>

    <label for="registrationFee">Tinglysningsgebyr:</label>
    <input type="number" id="registrationFee" name="registrationFee" required>

    <label for="monthlyFee">Månedsgebyr:</label>
    <input type="number" id="monthlyFee" name="monthlyFee" required>

    <label for="nominalInterestRate">Nominell rente (%):</label>
    <input type="number" step="0.01" id="nominalInterestRate" name="nominalInterestRate" required>

    <button type="button" onclick="calculateEffectiveInterest()">Beregn effektiv rente</button>

    <div class="result" id="effectiveInterestRateResult"></div>
</form>

<script>
    function calculateEffectiveInterest() {
        // Hent verdier fra skjemaet
        const loanAmount = parseFloat(document.getElementById('loanAmount').value);
        const loanTerm = parseFloat(document.getElementById('loanTerm').value);
        const establishmentFee = parseFloat(document.getElementById('establishmentFee').value);
        const registrationFee = parseFloat(document.getElementById('registrationFee').value);
        const monthlyFee = parseFloat(document.getElementById('monthlyFee').value);
        const nominalInterestRate = parseFloat(document.getElementById('nominalInterestRate').value);

        // Beregn årlige kostnader
        const annualNominalRate = nominalInterestRate / 100;
        const annualMonthlyFees = monthlyFee * 12;
        const totalFees = establishmentFee + registrationFee + (annualMonthlyFees * loanTerm);
        const totalLoanCost = loanAmount + totalFees;
        const annualEffectiveRate = ((totalLoanCost / loanAmount) ** (1 / loanTerm)) - 1;
        const effectiveInterestRate = (annualEffectiveRate * 100).toFixed(2);

        // Vis resultatet
        document.getElementById('effectiveInterestRateResult').innerText = `Effektiv rente: ${effectiveInterestRate}%`;
    }
</script>

</body>
</html>
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