$(document).ready(function() {

$("ul#nav ul").hide();
$('ul#nav li:has(ul)').each(function(i) {
$(this).children("li,ul").slideUp(50);
});



$('li.p1:has(ul)').click(function(event){
		if (this == event.target) {
		current = this;
		$('ul#nav li:has(ul)').each(function(i) {
		if (this != current) {$(this).children("li,ul").slideUp(50);}
		});
		$(this).children("ul:eq(0)").slideToggle(50);
		
		}
	});
});