var Add01;
var Add02;
var Add03;

loadImg10 = new Image(75, 18)
loadImg10.src = "./images/button00on.gif"
loadImg11 = new Image(75, 18)
loadImg11.src = "./images/button01on.gif"
loadImg12 = new Image(65, 18)
loadImg12.src = "./images/button02on.gif"

button10on = new Image(75, 34);button10on.src = "./map/top2_hover.jpg";
button10off = new Image(75, 34);button10off.src = "./map/top2.jpg";
button11on = new Image(75, 34);button11on.src = "./images/nl_0201on.gif";
button11off = new Image(75, 34);button11off.src = "./images/nl_0201.gif";
button12on = new Image(65, 34);button12on.src = "./images/nl_0202on.gif";
button12off = new Image(65, 34);button12off.src = "./images/nl_0202.gif";

function img_show(imgName,layerName)
	{
	imgOn = eval(imgName + "on.src");
	document [imgName].src = imgOn;
	if (document.layers) document.layers[''+layerName+''].visibility = "show";
	else if (document.all) document.all[''+layerName+''].style.visibility = "visible";
	else if (document.getElementById) document.getElementById(''+layerName+'').style.visibility = "visible";
	}

function img_hide(imgName,layerName)
	{
	imgOff = eval(imgName + "off.src");
	document [imgName].src = imgOff;

	if (layerName=="Add01")
		{
		if (Add01!="on") {
			if (document.layers) document.layers['Add01'].visibility = "hide";
			else if (document.all) document.all['Add01'].style.visibility = "hidden";
			else if (document.getElementById) document.getElementById('Add01').style.visibility = "hidden";
			}
		}
	else if (layerName=="Add02")
		{
		if (Add02!="on") {
			if (document.layers) document.layers['Add02'].visibility = "hide";
			else if (document.all) document.all['Add02'].style.visibility = "hidden";
			else if (document.getElementById) document.getElementById('Add02').style.visibility = "hidden";
			}
		}
	else if (layerName=="Add03")
		{
		if (Add03!="on") {
			if (document.layers) document.layers['Add03'].visibility = "hide";
			else if (document.all) document.all['Add03'].style.visibility = "hidden";
			else if (document.getElementById) document.getElementById('Add03').style.visibility = "hidden";
			}
		}
	}

function showAddress(layerName) {
	if (layerName=="Add01") {Add01="on";}
	if (layerName=="Add02") {Add02="on";}
	if (layerName=="Add03") {Add03="on";}


	if (document.getElementById(''+layerName+'').style.visibility == "hidden") {
		document.getElementById(''+layerName+'').style.visibility = "visible";
	}
	else {
		document.getElementById(''+layerName+'').style.visibility = "hidden";
	}
}