// Toggle review text expand/collapse
function toggleReviewText(el) {
var parent = el.parentElement;
var shortEl = parent.querySelector('.review-text-short');
var fullEl = parent.querySelector('.review-text-full');
if (fullEl.style.display === 'none') {
fullEl.style.display = 'inline';
shortEl.style.display = 'none';
el.textContent = '收起';
} else {
fullEl.style.display = 'none';
shortEl.style.display = 'inline';
el.textContent = '展开全部';
}
}