var id_current_menu = '';
var menu_timer;
var menu_timeout = 1200; //ms

function startlist() {
	var main_ul = document.getElementById('only_for_ie6');
	if (main_ul == null) {
		return;
	}
	var li = main_ul.getElementsByTagName('LI');
	for (var i = 0; i < li.length; i++) {
		li[i].setAttribute('id', 'mainmenu_' + i);
		li[i].onmouseover = open_sub_menu;
	}
}

function open_sub_menu() {
	if (id_current_menu.length) {
		clearInterval(menu_timer);
		close_sub_menu(id_current_menu);
	}
	this.className += ' lihover';
	id_current_menu = this.id;
	this.onmouseout = close_sub_menu_main;
	//return false;
}

function close_sub_menu_main() {
	menu_timer = setTimeout(function(){close_sub_menu(); return false;}, menu_timeout);
	document.getElementById(id_current_menu).onmouseout = '';
	//return false;
}

function close_sub_menu () {
	if (id_current_menu.length) {
		var el = document.getElementById(id_current_menu);
		el.className = el.className.replace(new RegExp("lihover\\b"), "");;
		id_current_menu = "";
	}
}