var selected = null;
var hover_selected = null;
$(document).ready(function() {
	$('.map_form_go').bind('click', function(e) {
		e.preventDefault();
		$(this).parent('form').submit();
	});
	$('#nav ul.subnav').each(function() {		
		if($('li', this).length == 0) {
			$(this).hide();
		}
	});

	$('body.map #nav li.selected:first').removeClass('selected');

	if (!($.browser.msie && $.browser.version.substr(0,1)<7)) {

		selected = $('#nav li.selected:first');
		selected.addClass('orig_selected');
		
		$('#nav .subnav').mouseenter(function() {		
			hover_selected = $(this).parent();		
			hover_selected.addClass('selected');
		});
		
		$('#nav .subnav').mouseleave(function() {
			if(!hover_selected.hasClass('orig_selected')) {
				hover_selected.removeClass('selected');
			}
		});
	
	}

});