var TREE_ITEMS = [
	['Home', 'http://www.softcomplex.com/index.html',
		['Services', 'http://www.softcomplex.com/services.html'],
		['Download', 'http://www.softcomplex.com/download.html'],
		['Order',    'http://www.softcomplex.com/order.html'],
		['Support',  'http://www.softcomplex.com/support.html'],
	],
	['Level 0 Item 1', null,
		['Level 1 Item 0', 'links.html'],
		['Level 1 Item 1',  0 ,
			['Level 2 Item 0'],
			['Level 2 Item 1',  0 ],
		],
		['Level 1 Item 2'],
		['Level 1 Item 3'],
	]
];

id name parent_id
1 xxx    null
2 ccc   1 
3 vvv   1
4 bbb   1
...