function Layer (nM) {
	if (document.getElementById) {
		return document.getElementById(nM);
	}
	if (document.all) {
		return document.all[nM];
	}
	if (document.layers) {
		if (document.layers[nM]) {
			return document.layers[nM];
		}
		if (document[nM]) {
			return document[nM];
		}
	}
	return false;
}
function LyH (nM) {
	wH = Layer(nM);
	if (wH) {
		wH.style.visibility = 'hidden';
		wH.style.display = 'none';
	}
}
function LyS (nM) {
	wH = Layer(nM);
	if (wH) {
		wH.style.visibility = 'visible';
		wH.style.display = 'block';
	}
}

aLG = 0;
aLS = 10000;
aLN = 0;
function aLI (aLM, aLP, aLO) {
	aLG = aLM;
	aLS = aLP;
	aLN = aLO;
	setTimeout('aLC()', aLS);
}
function aLC () {
	aLN++;
	if (aLN > aLG) {
		aLN = 1;
	}
	for (aLL=1; aLL<=aLG; aLL++) {
		if (aLL == aLN) {
			LyS('al' + aLL);
		}
		else {
			LyH('al' + aLL);
		}
	}
	setTimeout('aLC()', aLS);
}