function initMenu() 
{
	var SelectMenu = 0; // menu level to open

	$('#menu ul').hide();
	$("#menu ul").eq(SelectMenu).show();
	$(".header_btn_menu img.plus_min").eq(SelectMenu).attr({src:'css/img/vmenu_opened.gif'});
	
	$('#menu .header_btn_menu').click(function() 
	{
		$('.img_opened').removeClass('img_opened');
		var checkElement = $(this).next(); 
		if((checkElement.is('ul')) && (checkElement.is(':visible'))) 
		{
			return false;
		}

		if((checkElement.is('ul')) && (!checkElement.is(':visible'))) 
		{
			$(".header_btn_menu img.plus_min").attr({src:'css/img/vmenu_open.gif'});
			$(this).children().children("img.plus_min").attr({src:'css/img/vmenu_opened.gif'});
			
			$('#menu ul:visible').slideUp("normal");
			checkElement.animate({ opacity: 1.0 },500).slideDown("normal"); /* animate({ opacity: 1.0 },500). */
			return false;
		}
	});
}

documentReadyFunctionArray[documentReadyFunctionArray.length] = 'initMenu();';
//$(document).ready(function() {initMenu();});