$(function() {
	/**
	 * the menu
	 */
	var $menu = $('div.gnavi ul');
	
	/**
	 * for each list element,
	 * we show the submenu when hovering and
	 * expand the span element (title) to 510px
	 */
	$menu.children('li').each(function(){
		var $this = $(this);
		var $div = $this.children('div.drop');

		$this.bind('mouseenter',function(){
			$div.stop(true, true).slideDown('fast');
		}).bind('mouseleave',function(){
			$div.stop(true, true).slideUp('fast');
		});
	});
});