function On(route,imageName) {
	if (document.images) {
	document[imageName].src = route + imageName + "_on.gif";
	}
}


function Off(route,imageName) {
	if (document.images) {
	document[imageName].src = route + imageName + ".gif";
	}
}


function popup(url, name, w, h, scroll, resize) {
	window.open(url, name, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scroll+',resizable='+resize+',width='+w+',height='+h);
}


function view_lm(num) {
	for(i=0;i<document.all["layer_lm"].length;i++)	{
		if(i==parseInt(num-1)) {
			document.all["layer_lm"][i].style.visibility="visible";
			document.all["layer_lm"][i].style.display="block";
		} else {
			document.all["layer_lm"][i].style.visibility="hidden";
			document.all["layer_lm"][i].style.display="none";
		}
	}
}