/**
* Skriptik pro rotovani novinek na homepage
*
* @autor Jiří Praus @ Bartonstudio
*/
var timeoutID = null;
var $crosslink, $navthumb;
var actIndex = 0; // aktualne zobrazeny banner

/**
 * Funkce volaj�c� posouv�n� bublin.
 * Parametr je cislo bubliny (od 0).
 */
function change_slide(cur)
{
    clearInterval(timeoutID);
    if( typeof cur != 'undefined' ) actIndex = cur;
    $(".stripNav ul li a").eq(actIndex).trigger('click');
    timeoutID = setInterval(function()
    {
        $(".stripNav ul li a").eq(actIndex).trigger('click');
        actIndex++;
        if(newscount == actIndex ) actIndex = 0;
    }
    ,looptimeout);
};

/**
 * Inicializacni funkce
 */
function initSlider(index)
{
    /* nastartovani coda slideru */
    $("#coda_slider").codaSlider();
    $navthumb = $(".slide_tab");
    $crosslink = $(".slide_tab");

    /* generovani klikacich tecek */
    $("#coda_slider .panel").each(function (i)
    {
        /*for (var a = 0; a < newscount; a++)
        {
            $(this).find(".dots").append("<a href=\"#\"></a>");
        }*/
        $(this).find(".dots a").each(function (a)
        {
            $dot = $(this);
            $dot.click(function()
            {
                change_slide(a);
                return false;
            });
            if (a == i) $dot.addClass("selected");
        });
    });

    /* generovani next a previous posuvniku */
    $("#coda_slider .previous").click(function()
    {
        actIndex --;
        if (actIndex < 0) actIndex = newscount - 1;
        change_slide(actIndex);
        return false;
    });
    $("#coda_slider .next").click(function()
    {
        actIndex ++;
        if (actIndex >= newscount) actIndex = 0;
        change_slide(actIndex);
        return false;
    });

    /* prvni banner */
    change_slide(index);
}

var newscount = 4; // pocet novinek, ktere budou rolovat
var looptimeout = 5000; // cas v ms, mezi rolovanim

$(function()
{
    /* newslider */
    initSlider(0);
});