var TREE1_NODES = [
	['Home', 'main.htm', 'mainFrame'],
	['', null, null],
	['Products', 'products.htm', 'mainFrame',
		['Signs', 'signs.htm', 'mainFrame',
			['Features', 'features.htm', 'mainFrame',],
			['Customised', 'custom.htm', 'mainFrame',],
			['Traffic', 'traffic.htm', 'mainFrame']
	],
		['Modules', 'modules.htm', 'mainFrame'],
	],
	['', null, null],
	['Services', 'services.htm', 'mainFrame'
 	],
	['', null, null],
	['Overview', 'overview.htm', 'mainFrame'
	],
	['', null, null],
	['Contact us', 'contact.htm', 'mainFrame'
	],
];