function showFaq(id) {
	var list = document.getElementById(id);
	var lin = document.getElementById(id + 'a');
	var p = document.getElementById(id + 'p');
	if (p.style.display == 'block') {
		p.style.display = 'none';
		list.style.background = '#fff';
		lin.style.fontWeight = 'normal';
	}
	else {
		p.style.display = 'block';
		list.style.background = '#fefcfc';
		lin.style.fontWeight = 'bold';
	}
}