(function () { var MIN_VERSIONS = { chrome: '111', edge: '111', firefox: '111', safari: '16.4' }; var FORCE_FROM_ENV = false; function parseVersion(version) { return version.split('.').map(function (part) { return parseInt(part, 10) || 0; }); } function isVersionAtLeast(current, minimum) { var currentParts = parseVersion(current); var minimumParts = parseVersion(minimum); var length = Math.max(currentParts.length, minimumParts.length); var index = 0; for (; index < length; index++) { var currentPart = currentParts[index] || 0; var minimumPart = minimumParts[index] || 0; if (currentPart > minimumPart) return true; if (currentPart < minimumPart) return false; } return true; } function getBrowserInfo(userAgent) { var edgeMatch = userAgent.match(/Edg(?:e|A|iOS)?\/(\d+(?:\.\d+)?)/); if (edgeMatch && edgeMatch[1]) { return { name: 'edge', version: edgeMatch[1] }; } var firefoxIosMatch = userAgent.match(/FxiOS\/(\d+(?:\.\d+)?)/); if (firefoxIosMatch && firefoxIosMatch[1]) { return { name: 'firefox', version: firefoxIosMatch[1] }; } var firefoxMatch = userAgent.match(/Firefox\/(\d+(?:\.\d+)?)/); if (firefoxMatch && firefoxMatch[1]) { return { name: 'firefox', version: firefoxMatch[1] }; } var chromeIosMatch = userAgent.match(/CriOS\/(\d+(?:\.\d+)?)/); if (chromeIosMatch && chromeIosMatch[1]) { return { name: 'chrome', version: chromeIosMatch[1] }; } var chromeMatch = userAgent.match(/Chrome\/(\d+(?:\.\d+)?)/); if (chromeMatch && chromeMatch[1] && userAgent.indexOf('Edg') === -1) { return { name: 'chrome', version: chromeMatch[1] }; } if ( userAgent.indexOf('Safari') !== -1 && userAgent.indexOf('Chrome') === -1 && userAgent.indexOf('Chromium') === -1 ) { var safariMatch = userAgent.match(/Version\/(\d+(?:\.\d+)?)/); if (safariMatch && safariMatch[1]) { return { name: 'safari', version: safariMatch[1] }; } } return { name: 'unknown', version: '0' }; } function getBrowserLabel(browser) { if (browser.name === 'chrome') return 'Chrome'; if (browser.name === 'edge') return 'Edge'; if (browser.name === 'firefox') return 'Firefox'; if (browser.name === 'safari') return 'Safari'; return 'your browser'; } function getBrowserUpdateUrl(browser) { if (browser.name === 'chrome') return 'https://www.google.com/chrome/'; if (browser.name === 'edge') return 'https://www.microsoft.com/edge'; if (browser.name === 'firefox') return 'https://www.mozilla.org/firefox/new/'; if (browser.name === 'safari') return 'https://support.apple.com/safari'; return null; } function isBrowserSupported(userAgent) { var info = getBrowserInfo(userAgent); if (info.name === 'chrome') return isVersionAtLeast(info.version, MIN_VERSIONS.chrome); if (info.name === 'edge') return isVersionAtLeast(info.version, MIN_VERSIONS.edge); if (info.name === 'firefox') return isVersionAtLeast(info.version, MIN_VERSIONS.firefox); if (info.name === 'safari') return isVersionAtLeast(info.version, MIN_VERSIONS.safari); return false; } function shouldForceModal() { if (FORCE_FROM_ENV) return true; try { if (window.location.search.indexOf('unsupportedBrowser') !== -1) return true; if (window.sessionStorage && window.sessionStorage.getItem('forceUnsupportedBrowser') === '1') { return true; } } catch (error) {} return false; } function getMessage(browser) { var label = getBrowserLabel(browser); if (browser.name === 'unknown') { return 'We could not identify your browser. Please update it to the latest version or switch to a modern browser such as Chrome, Firefox, Edge, or Safari.'; } if (browser.name === 'safari') { return 'You are using ' + label + ' ' + browser.version + ". Please update Safari to the latest version through your device's system settings."; } return 'You are using ' + label + ' ' + browser.version + '. Please update ' + label + ' to the latest version for the best experience.'; } function showBlocker(browser) { var label = getBrowserLabel(browser); var updateUrl = getBrowserUpdateUrl(browser); var message = getMessage(browser); var actionHtml = updateUrl ? 'Update ' + label + '' : ''; var html = '' + '

' + '' + '

'; document.documentElement.style.overflow = 'hidden'; document.body.style.overflow = 'hidden'; document.body.insertAdjacentHTML('afterbegin', html); } var userAgent = navigator.userAgent || ''; var forceShow = shouldForceModal(); var supported = !forceShow && isBrowserSupported(userAgent); function init() { if (!supported) { showBlocker(getBrowserInfo(userAgent)); } } if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', init); } else { init(); } })();