function calculateAutoLoan() { const loanAmount = parseFloat(document.getElementById(“loanAmount”).value); const loanTerm = parseFloat(document.getElementById(“loanTerm”).value) * 12; // Convert years to months const interestRate = parseFloat(document.getElementById(“interestRate”).value) / 100 / 12; // Monthly interest rate if (isNaN(loanAmount) || isNaN(loanTerm) || isNaN(interestRate) || loanAmount <= 0 || loanTerm <= 0 || interestRate el.value = “”); }