//What Up
function whatupHideAll() {
    for (i = 0; i < whatupCount; i++) {
        var obj = $j('#whatup_' + i);
        obj.hide();
    }
}

function whatupShow(item) {
    whatupIndex = item;
    whatupHideAll();
    var obj = $j('#whatup_' + item);
    if (obj) {
        obj.show();
    }
}
function whatupNext() {

    var itemNext = whatupIndex + 1;
    var obj = $j('#whatup_' + itemNext);
    if (obj.size() > 0) {
        whatupShow(itemNext);
    }
    else {
        whatupShow(0);
    }
}
function whatupPrev() {

    var itemNext = whatupIndex - 1;
    var obj = $j('#whatup_' + itemNext);
    if (obj.size() > 0) {
        whatupShow(itemNext);
    }
    else {
        whatupShow(whatupCount - 1);
    }
}

//News
function newsHideAll() {
    for (i = 0; i < newsCount; i++) {
        var obj = $j('#news_' + i);
        obj.hide();
    }
}

function newsShow(item) {
    if (item < 0) {
        return;
    }
    index1 = (item * 2);
    index2 = (item * 2) + 1;
    var obj1 = $j('#news_' + index1);
    var obj2 = $j('#news_' + index2);
    if (obj1.size() > 0 || obj2.size() > 0) {
        newsIndex = item;
        newsHideAll();
        if (obj1) {
            obj1.show();
        }
        if (obj2) {
            obj2.show();
        }
    }
}
function newsNext() {

    var itemNext = newsIndex + 1;
    newsShow(itemNext);
    /*
    var obj = $j('#news_' + itemNext);
    if (obj.size() > 0) {
        newsShow(itemNext);
    }
    else {
        newsShow(0);
    }*/
}
function newsPrev() {

    var itemNext = newsIndex - 1;
    newsShow(itemNext);
    /*var obj = $j('#news_' + itemNext);
    if (obj.size() > 0) {
        newsShow(itemNext);
    }
    else {
        newsShow(newsCount - 1);
    }*/
}