if (typeof(LK) == 'undefined') 
	LK = {};

//LK.IE = !$.support.tbody;
LK.IE = $.browser.msie

LK.each = function(obj, fnct, scope){
	var ind;
	scope = scope || obj;
	is_array = $.isArray(obj);
	if (is_array)
		for (ind in obj){
			if (isNaN(ind)) continue;
			if (fnct.call(scope, ind, obj[ind]) == false) return;
		}
	else
		for (ind in obj){
			if (fnct.call(scope, ind, obj[ind]) == false) return;
		}
}

LK.mark_selected = function(menu_id, main_item, sub_item){
	var main = $('#' + menu_id).children('li.menuId_' + main_item)
	main.find('a:first')
		.addClass('selected')
		.attr('href', '#')
	if (sub_item && main.length)
		$('li.menuId_' + sub_item, main).find('a')
			.addClass('selected')
			.attr('href', '#')
}