function calculateLoanPayment() {
var loanAmount = parseFloat(document.getElementById(“loanAmount”).value);
var interestRate = parseFloat(document.getElementById(“interestRate”).value) / 100 / 12;
var loanTerm = parseInt(document.getElementById(“loanTerm”).value) * 12;
if (isNaN(loanAmount) || isNaN(interestRate) || isNaN(loanTerm) || loanAmount <= 0 || interestRate <= 0 || loanTerm <= 0) {
alert("Please enter valid positive numbers for all fields.");
return;
}
var monthlyPayment = (loanAmount * interestRate * Math.pow(1 + interestRate, loanTerm)) / (Math.pow(1 + interestRate, loanTerm) – 1);
document.getElementById("monthlyPayment").value = monthlyPayment.toFixed(2);
}
function resetCalculator() {
document.getElementById("loanPaymentCalculatorForm").reset();
document.getElementById("monthlyPayment").value = "";
document.getElementById("calculationSteps").style.display = "none";
}
function showCalculationSteps() {
var stepsDiv = document.getElementById("calculationSteps");
if (stepsDiv.style.display === "none" || stepsDiv.style.display === "") {
stepsDiv.style.display = "block";
} else {
stepsDiv.style.display = "none";
}
}
