Engagement Ring Budget Calculator

document.addEventListener('DOMContentLoaded', function() { var monthsSalaryRuleSelect = document.getElementById('monthsSalaryRule'); var customMonthsInputDiv = document.getElementById('customMonthsInput'); monthsSalaryRuleSelect.onchange = function() { if (monthsSalaryRuleSelect.value === '0') { customMonthsInputDiv.style.display = 'block'; } else { customMonthsInputDiv.style.display = 'none'; } }; }); function calculateEngagementRingBudget() { var annualIncome = parseFloat(document.getElementById('annualIncome').value); var monthsSalaryRule = parseFloat(document.getElementById('monthsSalaryRule').value); var existingSavings = parseFloat(document.getElementById('existingSavings').value); var additionalBudget = parseFloat(document.getElementById('additionalBudget').value); var customMonths = parseFloat(document.getElementById('customMonths').value); var budgetResultDiv = document.getElementById('budgetResult'); budgetResultDiv.innerHTML = "; // Clear previous results // Input validation if (isNaN(annualIncome) || annualIncome < 0) { budgetResultDiv.innerHTML = 'Please enter a valid annual income.'; return; } if (isNaN(existingSavings) || existingSavings < 0) { budgetResultDiv.innerHTML = 'Please enter valid existing savings.'; return; } if (isNaN(additionalBudget) || additionalBudget < 0) { budgetResultDiv.innerHTML = 'Please enter a valid additional budget contribution.'; return; } var actualMonthsToUse = monthsSalaryRule; if (monthsSalaryRule === 0) { // If 'Custom' is selected if (isNaN(customMonths) || customMonths <= 0) { budgetResultDiv.innerHTML = 'Please enter a valid number of custom months (greater than 0).'; return; } actualMonthsToUse = customMonths; } var monthlyIncome = annualIncome / 12; var budgetFromIncome = monthlyIncome * actualMonthsToUse; var totalRecommendedBudget = budgetFromIncome + existingSavings + additionalBudget; budgetResultDiv.innerHTML = '

Your Recommended Engagement Ring Budget:

' + 'Based on your inputs:' + '
    ' + '
  • Budget from Income (' + actualMonthsToUse + ' months): $' + budgetFromIncome.toFixed(2) + '
  • ' + '
  • Existing Savings: $' + existingSavings.toFixed(2) + '
  • ' + '
  • Additional Contribution: $' + additionalBudget.toFixed(2) + '
  • ' + '
' + 'Total Estimated Budget: $' + totalRecommendedBudget.toFixed(2) + '' + 'This is a guideline to help you start your search. Your final budget should reflect your personal comfort and your partner\'s desires.'; } .engagement-ring-budget-calculator { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; max-width: 700px; margin: 20px auto; padding: 25px; border: 1px solid #e0e0e0; border-radius: 8px; background-color: #ffffff; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05); color: #333; } .engagement-ring-budget-calculator h2, .engagement-ring-budget-calculator h3, .engagement-ring-budget-calculator h4 { color: #4a4a4a; margin-bottom: 15px; text-align: center; } .engagement-ring-budget-calculator p { line-height: 1.6; margin-bottom: 10px; } .calculator-form label { display: block; margin-bottom: 8px; font-weight: bold; color: #555; } .calculator-form input[type="number"], .calculator-form select { width: calc(100% – 22px); padding: 10px; margin-bottom: 15px; border: 1px solid #ccc; border-radius: 5px; box-sizing: border-box; font-size: 16px; } .calculator-form button { background-color: #007bff; color: white; padding: 12px 20px; border: none; border-radius: 5px; cursor: pointer; font-size: 18px; font-weight: bold; width: 100%; transition: background-color 0.3s ease; } .calculator-form button:hover { background-color: #0056b3; } #budgetResult { margin-top: 25px; padding: 15px; border: 1px solid #d4edda; background-color: #e2f0e4; border-radius: 5px; color: #155724; text-align: center; } #budgetResult h3 { color: #155724; margin-top: 0; margin-bottom: 10px; } #budgetResult ul { list-style-type: none; padding: 0; margin: 15px 0; text-align: left; display: inline-block; /* To center the list */ } #budgetResult ul li { margin-bottom: 8px; font-size: 1.1em; } #budgetResult p { margin-bottom: 5px; } #budgetResult span { font-weight: bold; }

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