function toggleTab(tab) {
	if ($(tab).visible()) { return; }
	$('pagecontent').select('div[class="tab"]').each(function(elem) {
		if (elem.visible()) {
			$((elem.readAttribute('id'))+'nav').removeClassName('selected');	
			$(tab+'nav').addClassName('selected');
			elem.hide();
			$(tab).show();
		}
	});
}
Event.observe(window, 'load', function() {
	if ($('pagetabs')) {
		($('pagetabs').select('li a')).each(function(elem) {
			elem.observe('click', function() {
				toggleTab(elem.readAttribute('rel'));
			});
		});
	}
	// For search - keyword suggestion
	if ($('search')) {
		new Autocompleter.Local("search", "search_list", keywordList, {});
		var s = $('search');
		s.observe('focus', function() {
			if (s.getValue().toLowerCase() == 'search') {
				s.clear();
			}
		}).observe('blur', function() {
			if (s.getValue() == '') {
				s.value = 'Search';
			}
		});
	}	
});