// Prepare the page.
$(document).ready(function(){
	// Main menu
	$('#menu .page_item').mouseover(function(){
		$('#menu .children').hide();
		if($(this).children('ul').is(':hidden')){
			$(this).children('ul').show();  
		}
	});
	
	// Menu: Hide it when you leave it.
	$('#logo, #main_content, #sidebar').mouseover(function(){
		$('#menu .children').hide();
	});
});