/* 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
window.addEvent('domready', function() {
    if(document.getElementById('fade1') != null)
    {
       $('fade1').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade2') != null)
    {
       $('fade2').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade3') != null)
    {
       $('fade3').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade4') != null)
    {
       $('fade4').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade5') != null)
    {
       $('fade5').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade6') != null)
    {
       $('fade6').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade7') != null)
    {
       $('fade7').setStyles({opacity: 0.6});
    }
    if(document.getElementById('fade8') != null)
    {
       $('fade8').setStyles({opacity: 0.6});
    }
    // Preloading obrazku do menu
    var i = 0;
    images = new Array();
    images_name = new Array();
    images_name[0]="/img/aktuality_hover.png"
    images_name[1]="/img/onas_hover.png"
    images_name[2]="/img/napojak_hover.png"
    images_name[3]="/img/virt_hover.png"
    images_name[4]="/img/fotogalerie_hover.png"
    images_name[5]="/img/kontakt_hover.png"

    // start preloading
    for(i=0; i<=5; i++)
    {
          images[i] = new Image();
          images[i].src=images_name[i];
    }
    

    // JS do aktualit
    if(document.getElementById('akt_stred_text') != null)
    {
        var minula = null;
        var dalsi = null;
        
        $('aktNove').addEvent('click', function(event) {
            prijmiData(false);
        });

        $('aktStare').addEvent('click', function(event) {
            prijmiData(true);
        });

        function poPrijeti(veci) {
            minula = veci.prev;
            dalsi = veci.next;
            $('akt_stred_datum').set('text', veci.datum);
            $('akt_stred_text').set('text', veci.text);
        }

        function prijmiData(ktera) {

            var data = minula;

            if(ktera) {
              data = dalsi;
            }

            var aktJSON = new Request.JSON({url: "/app/helpers/aktuality.php", onSuccess: poPrijeti}).get({'id': data});
        }

        prijmiData(false);
    }
});


function Fade(co, kolik) {
        var el = $(co);
        //this.stop();
        el.fade(kolik);
}