function showLayer(layerName) {
	if (document.getElementById) {
		document.getElementById(layerName).style.visibility="visible";
	}
}
	
function hideLayer(layerName) {
	if (document.getElementById) {
		document.getElementById(layerName).style.visibility="hidden";
	}
}
function displayPage(layerName) {
	if (document.getElementById) {
		hideLayer(activeLayer);
		showLayer(layerName);
		activeLayer=layerName;
		if (typeof page!="undefined") {
			headlinetext.src="images/headlines/"+page+"_"+layerName+".gif";
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		return false;
	} else {
		return true;
	}
}
function init() {
	showLayer(activeLayer);
}

window.onload=init;