/* Menu door Jeroen Noordermeer*/
Id = 0;

function show_Menu(num) {

    close_allItems();
	reset_Menu();
	menu_id = document.getElementById('menu'+num);
	menu_id.style.visibility = 'visible';

}

function close_allItems() {

    for (i=1;i<6;i++) {
    
	document.getElementById('menu'+i).style.visibility = 'hidden';


    }

}

function hide_Menu() {

   Id = window.setTimeout("close_allItems()", 500);

}

function reset_Menu() {

   window.clearTimeout(Id);

}