function makeSecNav()
{
    var elements = $('#sec_nav li:not(#sec_nav li>ul li)');
    var beginer = $('#sec_nav li:has(ul)'); //zazancza poczatek listy 3 poziomu jesli istnieje
    if (beginer.hasClass('first')) {
	beginer.addClass('start-first');
	beginer.children('a').addClass('start-first');

    } else {
	beginer.addClass('start');
	beginer.children('a').addClass('start');

    }
    beginer.children('a').css('background','none');

    if (beginer.next().hasClass('last')) { //bo pod ie6 nie działa .styl1.styl2
	beginer.next().addClass('endlist-last');
	beginer.next().children('a').addClass('endlist-last');

    }else{
	beginer.next().addClass('endlist');
	beginer.next().children('a').addClass('endlist');
    }

    beginer.next().children('a').css('background','none');
    elements.each(function(i){
	var iter = i;
	var selectedIndex = null;
	if($(elements[iter]).hasClass('start') && $(elements[iter]).hasClass('first')){
	    elements[iter].addClass('firstest');
	}

	if($(elements[iter]).hasClass('endlist') && $(elements[iter]).hasClass('last')){
	    $(elements[iter]).addClass('endlist');
	}

	if($(this).hasClass('active'))
	{
	    selectedIndex = iter;
	    
	    if(!($(elements[iter]).hasClass('endlist')) && !($(elements[iter]).hasClass('endlist-last')) && !($(elements[iter]).hasClass('first'))){
		$(getLeftSpan(elements[selectedIndex-1])).toggleClass('l_active');
	    }
	    
	    if(!($(elements[iter]).hasClass('start')) && !($(elements[iter]).hasClass('start-first')) && !($(elements[iter]).hasClass('last'))){
		$(getRightSpan(elements[selectedIndex+1])).toggleClass('r_active');
	    }
	    
	}

	$(this).bind('mouseenter mouseleave',function(e){
	    if(!$(this).hasClass('active')){
		if(!($(elements[iter]).hasClass('endlist')) && !($(elements[iter]).hasClass('endlist-last')) && !($(elements[iter]).hasClass('first'))){
		    $(getLeftSpan(elements[iter-1])).toggleClass('l_active');
		}
		if(!($(elements[iter]).hasClass('start')) && !($(elements[iter]).hasClass('start-first')) && !($(elements[iter]).hasClass('last'))){
		    $(getRightSpan(elements[iter+1])).toggleClass('r_active')
		}
	    }
	})

    })
}

function getLeftSpan(element)
{
    return $(element).find('span.left')[0];
}
function getRightSpan(element)
{
    return $(element).find('.right')[0];
}