https://kustportaal.be/sites/kustportaal.be/themes/kustportaal/js/geoviewermenu.js?v=1.x

1(function($) {
2$(document).ready(function(){
3	var cbpHorizontalMenu = (function() {
4
5	var $listItems = $( '#cbp-hrmenu > ul > li' ),
6		$menuItems = $listItems.children( '.sf-depth1' ),
7		$body = $( 'body' ),
8		current = -1;
9
10	function init() {
11		$menuItems.on( 'mouseenter', open );
12		// $listItems.on( 'click', function( event ) { event.stopPropagation(); } ); //disable default click on link behaviour
13	}
14
15	function open( event ) {
16
17		if( current !== -1 ) {
18			$listItems.eq( current ).removeClass( 'cbp-hropen' );
19		}
20
21		var $item = $( event.currentTarget ).parent( 'li' ),
22			idx = $item.index();
23
24		if( current === idx ) {
25			$item.removeClass( 'cbp-hropen' );
26			current = -1;
27		}
28		else {
29			$item.addClass( 'cbp-hropen' );
30			current = idx;
31			// $body.off( 'click' ).on( 'hover', close ); //not needed when using mouseenter
32		}
33
34		return false;
35
36	}
37
38	function close( event ) {
39		$listItems.eq( current ).removeClass( 'cbp-hropen' );
40		current = -1;
41	}
42
43	return { init : init };
44
45	})();
46	cbpHorizontalMenu.init();
47});
48
49})(jQuery);