function layerSetup(id,visibility){
	if(document.getElementById){
		this.obj = document.getElementById(id).style;
		this.obj.visibility = visibility;
		return this.obj;
	}else if(document.all){
		this.obj = document.all[id].style;
		this.obj.visibility = visibility;
		return this.obj;
	}else if(document.layers){
		this.obj = document.layers[id];
		this.obj.visibility = visibility;
		return this.obj;
	}
}


function visVisible(param){
	new layerSetup(param,'visible');
}

function visHidden(param){
	new layerSetup(param,'hidden');
}



function hideDiv() {
if (document.getElementById) { // DOM3 = IE5, NS6
document.getElementById('hbox').style.visibility = 'hidden';
}
else {
if (document.layers) { // Netscape 4
document.hbox.visibility = 'hidden';
}
else { // IE 4
document.all.hbox.style.visibility = 'hidden';
}
}
}

function showDiv() {
if (document.getElementById) { // DOM3 = IE5, NS6
document.getElementById('hbox').style.visibility = 'visible';
}
else {
if (document.layers) { // Netscape 4
document.hbox.visibility = 'visible';
}
else { // IE 4
document.all.hbox.style.visibility = 'visible';
}
}
}