$(document).ready(function(){
    pocet = $('#maincontent h2').size();
    for (i=0;i<pocet;i++){
      $('#maincontent h2:eq('+i+')').html("<img src='headergenerator/today.php?"+encodeURI($('#maincontent h2:eq('+i+')').text())+"' alt='' height='90' />");
    }
    slideshow();
    $('.datepicker').datepicker();
    $('.thickbox').lightbox();
  });
  
  var aktfotka=0;
  var speed=3000;
  
 function slideshow(){
    var pocetfotek=$('#headerimages img').size();
    if (pocetfotek>1){
      var nextfotka=(aktfotka+1)%pocetfotek;
      $('#headerimages img:eq('+aktfotka+')').fadeOut(2000);  
      $('#headerimages img:eq('+nextfotka+')').fadeIn(2000); 
      aktfotka=nextfotka;
      setTimeout('slideshow()',speed);
    }
  }