/* index animace */

         
$(document).ready(function() {
    var speed = 700;
    var zmenaTick = 3000;
    var pocetOs = 8;
    var counter = 1; var frameToShow = 0; var loaded = false;
    var frame1 = $('#osobnost1');
    var frame2 = $('#osobnost2'); 
    /*var osobnostiNames = new Array();
    osobnostiNames[1] = 'Jiří Korn';
    osobnostiNames[2] = 'Roman Šebrle';
    osobnostiNames[3] = 'Klára Spilková';
    osobnostiNames[4] = 'Libor Bouček';
    osobnostiNames[5] = 'Jiří Ježek';
    osobnostiNames[6] = 'Ondřej Soukup';
    osobnostiNames[8] = '<small>Prof. RNDr.</small> Václav Pačes<small>, DrSc.</small>';
    osobnostiNames[8] = 'Ondřej Bank';*/
    
    var prip = '.png';
    var nameToGo = '';
     // first time
    img = new Image();   
    $(img).load(function(){
        if(IE6rep) {nameToGo = 'emptyos.gif';} else {nameToGo = 'big' + counter + prip;}
        $(frame1).html('<img style="zoom:1" src="' + PATH + 'css/osobnosti/' + nameToGo + '" alt="osobnost" />');       
        
        counter++;
        $(img).unbind('load');
        loaded = true;
        changeBorec();                    
    });
    $(img).attr('src', PATH + 'css/osobnosti/big' + counter + prip);
    
    function changeBorec() {
        if(!loaded) return;
       
       if(jQuery.support.opacity) {
            if(frameToShow == 0) {                           
                $(frame1).fadeIn(speed);
                $(frame2).fadeOut(speed, runPreload);
            } else {
                $(frame2).fadeIn(speed);
                $(frame1).fadeOut(speed, runPreload);    
            }     
        } else {
            if(IE6rep) {IE6filterApply();}
            // just show. FUCKING IE!!!
            if(frameToShow == 0) {
                $(frame1).show();
                $(frame2).hide();
            } else {
                $(frame2).show();
                $(frame1).hide();    
            }
            runPreload();
        }
         
    }
    
    function runPreload() {
        loaded = false;
        var img= new Image();
        $(img).load(function(){
            loaded = true;
            var fr = (frameToShow == 0)?frame2:frame1;
            if(IE6rep) {nameToGo = 'emptyos.gif';} else {nameToGo = 'big' + counter + prip;}
            $(fr).html('<img src="' + PATH + 'css/osobnosti/' + nameToGo + '" alt="osobnost" />');
            counter++;
            if(counter == pocetOs+1) {counter = 1;}
            if(frameToShow == 0) {frameToShow = 1;} else {frameToShow = 0;}
        });
        $(img).attr('src', PATH + 'css/osobnosti/big' + counter + prip);        
    }
    
    function IE6filterApply() { 
       var counter2 = (counter-1==0)?(pocetOs):(counter-1);               
       if(frameToShow == 0) {
            $(frame1).css('filter','progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + PATH + 'css/osobnosti/big' + counter2 + '.png\')')
       } else {
            $(frame2).css('filter','progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + PATH + 'css/osobnosti/big' + counter2 + '.png\')')                
       }    
    }   
    
    var timer = setInterval( changeBorec, zmenaTick);
                          
});