var currentQuickWord = null;
function toggleQuickWord (n) {
	if (n) {
		if (n == currentQuickWord) {
			hideQuickWord (n);
		} else {
			if (isQuickWordVisible (n)) {
				hideQuickWord (n);
			} else {
				if (currentQuickWord) {
					hideQuickWord (currentQuickWord);
					setTimeout ("showQuickWord (" + n + ")", 200);
				} else {
					showQuickWord (n);
				}
			}
		}
	} else {
		hideAllQuickWord ();
	}
}
function isQuickWordVisible (n) {
	return document.getElementById ("quick-word-" + n).style.visibility == "visible";
}
function showQuickWord (n) {
	currentQuickWord = n;
	document.getElementById ("quick-word-" + n).style.visibility = "visible";
}
function hideQuickWord (n) {
	currentQuickWord = null;
	document.getElementById ("quick-word-" + n).style.visibility = "hidden";
}
function hideAllQuickWord () {
	currentQuickWord = null;
	for (var i = 1; i < 10; i++) {
		var o = document.getElementById ("quick-word-" + i);
		if (o) {
			o.style.visibility = "hidden";
		}
	}
}