shown = "overview";
function HideContent(d) {
	document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
	switch (d) {
		case 'faq1':
			document.getElementById('faq2').style.display = "none";
			document.getElementById('faq1').style.display = "block";
			shown = "faq";
			break;
		case 'faq2':
			document.getElementById('faq1').style.display = "none";
			document.getElementById('faq2').style.display = "block";
			shown = "faq";
			break;
		default:
			document.getElementById(shown).style.display = "none";
			document.getElementById(d).style.display = "block";
			shown = d;
			break;
	}
}
function ReverseDisplay(d) {
	if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
	else { document.getElementById(d).style.display = "none"; }
}