<!-- Open & Centre Window

var newWindow = null;
function OpenTourWindow(URL,WindowName)
{
w = 850;
h = 650;
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
<!--winprops = 'status=yes,scrollbars=no,height='+h+',width='+w+',top='+wint+',left='+winl//-->
winprops = 'status=yes,scrollbars=no,location=no,height='+h+',width='+w+',top='+wint+',left='+winl
newWindow = window.open(URL, WindowName, winprops)
newWindow.window.focus();
}

function closePreviewWindow() {

if(newPWindow && !newPWindow.closed) {
	opener.close()
}
}

//-->