var cycleI = 1;
var cycleInterval = null;

function cycleChangeBoxContent() {
    var previousI = cycleI;
    cycleI = cycleI < 3 ? cycleI + 1 : 1;

    //document.getElementById('changebox').innerHTML = document.getElementById('changebox' + cycleI).innerHTML;
    YAHOO.util.Dom.addClass('changebox' + previousI, 'none');
    YAHOO.util.Dom.removeClass('changebox' + cycleI, 'none');


    var elementNavig3 = document.getElementById('navig3');
    var listItems = elementNavig3.getElementsByTagName('li');
    listItems[cycleI-1].id = 'active';

    YAHOO.util.Dom.setAttribute(listItems[cycleI-1], 'id', 'active');
    YAHOO.util.Dom.setAttribute(listItems[previousI-1], 'id', '');
}

YAHOO.util.Event.onDOMReady(
    function() {
        cycleInterval = setInterval(cycleChangeBoxContent, 7000);

        var elementNavig3 = document.getElementById('navig3');
        var listItems = elementNavig3.getElementsByTagName('li');
        YAHOO.util.Event.addListener(
            listItems,
            'click',
            function() {
                for(var j=1;j<=4;j++)YAHOO.util.Dom.addClass('changebox' + j, 'none');
                YAHOO.util.Dom.setAttribute(listItems[cycleI-1], 'id', '');
                //alert(cycleI);
                clearInterval(cycleInterval);
                for (var i in listItems) {
                    if (listItems[i] == this) {
                        //document.getElementById('changebox').innerHTML = document.getElementById('changebox' + (parseInt(i)+1)).innerHTML;
                        //alert('changebox' + (parseInt(i)+1));
                        YAHOO.util.Dom.removeClass('changebox' + (parseInt(i)+1), 'none');
                        YAHOO.util.Dom.setAttribute(listItems[parseInt(i)], 'id', 'active');
                        cycleI=parseInt(i)+1;
                    }
                    else {
				  	
                //	YAHOO.util.Dom.addClass('changebox' + parseInt(i), 'none');
                }
                }
            }
            );
    }
    );


//czlateslevy