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window.addEventListener('load', function () {
// 5 s is enough for the module bundle to parse and React to mount even on
// slow connections, while still being short enough to give quick feedback.
setTimeout(function () {
var root = document.getElementById('root');
if (root && root.childElementCount === 0) {
document.getElementById('load-error').style.display = 'flex';
}
}, 5000);
});