function stripeTables() {
	var stripeMe = 1;
	$$('table tbody tr').each(
		function(tr) {
			if (stripeMe > 0) {
				tr.addClassName('oddRow');
			}
			stripeMe *= -1;
		}
	);
}

document.observe('dom:loaded',
	function(evt) {
		stripeTables();
	});