function updateClock ( )

{

    var rozdil = (new Date("October 13, 2010 20:00:00").getTime()/1000) - (new Date().getTime()/1000);

    //alert(new Date(2009, 10, 08, 0, 0, 0, 0).getTime()/1000);



    var den = 60*60*24;

    var hodina = 60*60;

    var minuta = 60;



    var dni = Math.floor(rozdil / den);

    var hodin = Math.floor((rozdil % den) / hodina);

    var minut = Math.floor((rozdil % hodina) / minuta);



    dni = (dni < 10 && dni > 0 ? "0" : "") + dni;

    hodin = (hodin < 10 && hodin > 0 ? "0" : "") + hodin;

    minut = (minut < 10 && minut > 0 ? "0" : "") + minut;



  // Update the time display

  document.getElementById('pocitadlo_dny').value=dni;

  document.getElementById('pocitadlo_hodiny').value=hodin;

  document.getElementById('pocitadlo_minuty').value=minut;

}



var imgshown=1;

function showImageDesc(id){

    var obj = document.getElementById('imgdesc_'+imgshown);

    if(obj != null) obj.style.display='none';

    

    var obj = document.getElementById('imgdesc_'+id);

    if(obj != null){

        obj.style.display='block';

        imgshown=id;

        document.getElementById('scroll_box2').scrollTo(0,0);

    }

    

}



function changePartnerLogo(path){

    var logos= new Array("Decanté","Student Agency","Kytary.cz","Sodexo","UNYP","Mezinami.cz","Tiskárna Pohoda","Mujsport","Storm Watches","GARAMA.CZ","HOUSER.cz","mood media","Šestka","C&A","Voda Panorama");

    var files= new Array("logo.decante.gif","logo.sa.gif","logo.kytarycz.gif","logo.sodexo.gif","logo.unyp.gif","logo.mezinamicz.gif","logo.tiskarnapohoda.gif","logo.mujsport.gif","logo.storm.jpg","logo.garama.gif","logo.houser.gif","logo.moodmedia.gif","logo.sestka.gif","logo.ca.gif","logo.voda.gif");

    var urls = new Array("http://www.decante.cz/","http://www.studentagency.cz/","http://kytary.cz/","http://www.sodexo.cz/czcz/","http://www.unyp.cz/","http://mezinami.cz/","http://www.tiskarnapohoda.eu/cz/home","http://www.mujsport.cz/","http://www.stormwatches.cz/","http://garama.cz/","http://www.houser.cz/","http://www.moodmedia.cz/","http://www.ocsestka.cz/","http://www.c-a-a.cz/","http://www.google.cz/search?q=voda+panorama");

    

    var element = document.getElementById('partneri_change');

    var index = Math.floor(Math.random()*15);

    while(index == element.title){

        index = Math.floor(Math.random()*15);

    }

    

    element.innerHTML = "<a href=\""+urls[index]+"\" target=\"_blank\"><img src=\""+path+""+files[index]+"\" alt=\""+logos[index]+"\" /> </a>";

    element.title = index;

    

}