var maxzoomwindow;
var blnMaxZoomOpen=false;

function MaxZoom(strMaxZoom)
{				
if (blnMaxZoomOpen) {
	maxzoomwindow.close();
}
maxzoomwindow = window.open(strMaxZoom,"MaxZoom","width=520,height=400,resizable=yes,status=no,scrollbars=no,menubar=no,toolbar=no,location=no");
blnMaxZoomOpen=true;
}

function ToggleDisplay(id) {
	var elem = document.getElementById(id);
	if(elem) {
		if(elem.style.display != 'block') {
			elem.style.display = 'block';
			elem.style.visibility = 'visible';
		}
		else {
			elem.style.display = 'none';
			elem.style.visibility = 'hidden';
		}
	}
}