let housingLoanSteps = “”; const currencySymbol = “AED”, fixedCurrency = “AED”; function calculateHousingLoan(){ housingLoanSteps=””; const loanAmount=parseFloat(document.getElementById(“loanAmount”).value); const interestRate=parseFloat(document.getElementById(“interestRate”).value)/100; const loanTerm=parseInt(document.getElementById(“loanTerm”).value); if(isNaN(loanAmount)||isNaN(interestRate)||isNaN(loanTerm)||loanAmount<=0||interestRate<=0||loanTerm<=0){ alert("Please enter valid positive values for all fields."); return; } const monthlyInterestRate = interestRate / 12; const numberOfPayments = loanTerm * 12; const monthlyPayment = loanAmount * monthlyInterestRate / (1 – Math.pow(1 + monthlyInterestRate, -numberOfPayments)); document.getElementById("monthlyPayment").value = formatCurrency(monthlyPayment); housingLoanSteps += `Inputs:
Loan Amount: ${formatCurrency(loanAmount)}
Interest Rate: ${(interestRate * 100).toFixed(1)}%
Loan Term: ${loanTerm} Years

`; housingLoanSteps += `Formula:
Monthly Payment = Loan Amount × Monthly Interest Rate / (1 – (1 + Monthly Interest Rate)^(-Loan Term × 12))

`; housingLoanSteps += `Result:
Estimated Monthly Payment: ${formatCurrency(monthlyPayment)}
`; if(document.getElementById(“calculationStepsHousingLoan”).style.display===”block”){ document.getElementById(“calculationStepsHousingLoan”).innerHTML = housingLoanSteps; } } function resetHousingLoan(){ document.querySelectorAll(“#calculator input”).forEach(el=>el.value=””); housingLoanSteps=””; document.getElementById(“calculationStepsHousingLoan”).innerHTML=”

Not calculated yet.

“; } function toggleHousingLoanSteps(){ const s=document.getElementById(“calculationStepsHousingLoan”); const a=document.getElementById(“toggleArrowHousingLoan”); if(s.style.display===”none”||s.style.display===””){ s.style.display=”block”;a.style.transform=”rotate(180deg)”; s.innerHTML=housingLoanSteps||”

Not calculated yet.

“; }else{s.style.display=”none”;a.style.transform=”rotate(0deg)”;} } function formatCurrency(n){return currencySymbol+n.toFixed(2)+” “+fixedCurrency;}