$(document).ready(function() {
	$('a[rel*=external]').each(function() {
		this.title += ' in a new browser window';
	});
	$('a[rel*=external]').click(function() {
		this.target = '_blank';
	});
	var defaultNav = $('li.nav1 ul:visible');
	var showing = null;
	$('li.nav1').mouseover(function(ev) {
		defaultNav.hide();
		if ($(this).children('ul:hidden').length > 0) {
			showing = $(this).children('ul:hidden').show();
			$(this).children('a.nav1').addClass('navHover');
		} else showing = null;
		return false;
	});
	$('li.nav1').mouseout(function(ev) {
		$(this).children('a.nav1').removeClass('navHover');
		if (showing != null) showing.hide();
		defaultNav.show();
		return false;
	});
});