function sprawdz(id) {
    if (document.getElementById(id).style.visibility == 'visible') {
          document.getElementById(id).style.visibility = 'hidden';
          document.getElementById(id).style.display = 'none';
    }
    else {
       document.getElementById(id).style.visibility = 'visible';
       document.getElementById(id).style.display = 'block';
    }
}

function ukryj_blok(id) {
 if (navigator.appName=="Microsoft Internet Explorer") { 
   document.all[id].style.visibility = 'hidden';
   document.all[id].style.display = 'none';
 }
 else { 
   document.getElementById(id).style.visibility = 'hidden';
   document.getElementById(id).style.display = 'none';
 }
}

function pokaz_blok(id) {
 if (navigator.appName=="Microsoft Internet Explorer") { 
   document.all[id].style.visibility = 'visible';
   document.all[id].style.display = 'block';
 }
 else { 
   document.getElementById(id).style.visibility = 'visible';
   document.getElementById(id).style.display = 'block';
 }
}

function drukuj_artykul(art,lang){ 
    var adres = '/pliki_strony_kontroler/tresc_eksport.php?akcja=drukujART&art=' + art + "&lang=" + lang;
    okno = open(adres,'o','scrollbars,resizable, width=750, height=600');
    return true;
}

function checkform_mail (form){

  if (form.email.value=='') {
   alert("Proszę podać adres e-mail w celu zapisania się do listy mailingowej!");
   return false;
  }
  
  if(form.zgoda.checked==false) {
    alert("Proszę zaakceptować zasady prywatności serwisu!");
    return false; 
  }
  if(form.email.value!=''){
    var wzor_adres = /^([\w\.+_\-]+)@([\w\.\-_]+)\.([a-z]{2,6})$/; 
    var str_adres = form.email.value; 
    if(!(wzor_adres.test(str_adres))){
      alert('"' + str_adres + '" to nie jest poprawny adres e-mail!');
      return false;
    }
  }

}

function checkform_kontakt (form){
	console.log(form);
	
  if(form.zgoda.checked==false) {
    alert(txtErrorZgoda);
    return false; 
  }
  if (form.adres_email.value=='') {
    alert(txtErrorEmail);
    return false;
  }
  if(form.adres_email.value!=''){
    var wzor_adres = /^([\w\.+_\-]+)@([\w\.\-_]+)\.([a-z]{2,6})$/; 
    var str_adres = form.adres_email.value; 
    if(!(wzor_adres.test(str_adres))){
      alert('"' + str_adres + '" ' + txtErrorEmailFormat);
      return false;
    }
  }
  if (form.tresc_wiadomosci.value=='') {
    alert(txtErrorTresc);
    return false;
  }
  form.submit();
}

function wstawobiektflash(nazwa,szerokosc,wysokosc){
  document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="'+szerokosc+'" height="'+wysokosc+'" id="testNaStr" align="middle">');
  document.write('<param name="allowScriptAccess" value="sameDomain" />');
  document.write('<param name="movie" value="'+nazwa+'" />');
  document.write('<param name="quality" value="high" />');
  document.write('<param name="wmode" value="transparent" />');
  document.write('<param name="bgcolor" value="#000000" />');
  document.write('<embed wmode="transparent" src="'+nazwa+'" quality="high" bgcolor="#000000" width="'+szerokosc+'" height="'+wysokosc+'" name="testNaStr" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
  document.write('</object>');
}


function wstawPlayerMP3 (muzyka){
  document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="370" height="45" id="playermp3" align="middle">');
  document.write('<param name="allowScriptAccess" value="sameDomain" />');
  document.write('<param name="movie" value="swf/mp3player.swf" />');
  document.write('<param name="quality" value="high" />');
  document.write('<param name="wmode" value="opaque" />');
  document.write('<param name="flashvars" value="muzyka='+muzyka+'" />');
  document.write('<param name="bgcolor" value="#FFFFFF" />');
  document.write('<embed wmode="opaque" flashvars="muzyka='+muzyka+'" src="swf/mp3player.swf" quality="high" bgcolor="#FFFFF" width="370" height="45" name="playermp3" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
  document.write('</object>');  
}

$(function(){
    $('.naglowek_rozwijany').click(function()
    {
        var id_names = $(this).attr('id').split("_");
        $('#blok_rozwijany_' + id_names[1] + '_' + id_names[2]).stop(true, false).slideToggle('slow');
        $(this).toggleClass('strzalka_w_dol');
    });
    $('.tabs').easyResponsiveTabs();
});