var str = location.search;
var writeFrames = (str.indexOf("nowritefs")) && (top.window.length == 0);
if (writeFrames) {
	if (str == "") {
		var mainFrame = window.location + "?nowritefs";
	}
	else {
		var mainFrame = window.location + "&nowritefs";
	}
	document.write (
	'<frameset rows="122,*" border="0" frameborder="0" framespacing="0">',
		'<frame src="t_tech.htm" marginwidth="0" marginheight="0" scrolling="no" noresize>',
		'<frameset cols="180,*" border="0" frameborder="0" framespacing="0">',
			'<frame src="charging_systems.htm" marginwidth="0" marginheight="0" scrolling="no" noresize>',
			'<frame src="', mainFrame, '" name="main" marginwidth="0" marginheight="0" scrolling="auto" noresize>',
		'</frameset>',
	'</frameset>'
	);
}