Event.observe(window, 'load', function() {
	$('uzip').observe('focus', function() {
		if($F('uzip') == 'enter zip code') {
			$('uzip').value = '';
		}
	});

	$('usearch').observe('focus', function() {
		if($F('usearch') == 'Search this site') {
			$('usearch').value = '';
		}
	});

});