function sprawdz(id) {
 if (navigator.appName=="Microsoft Internet Explorer") { 
    if (document.all[id].style.visibility == 'visible') {
          document.all[id].style.visibility = 'hidden';
          document.all[id].style.display = 'none';
    }
    else {
       document.all[id].style.visibility = 'visible';
       document.all[id].style.display = 'block';
    }
 }
 else { 
  
    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 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=9,0,0,0" width="'+szerokosc+'" height="'+wysokosc+'" id="'+nazwa+'" 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="#ffffff" />');
document.write('<embed wmode="transparent" src="'+nazwa+'" quality="high" bgcolor="#ffffff" width="'+szerokosc+'" height="'+wysokosc+'" name="'+nazwa+'" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
document.write('</object>');
}

function wstawobiektflash_2(nazwa,szerokosc,wysokosc,lang) {
document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" 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="#ffffff" />');
document.write('<param name="FlashVars" value="lang='+lang+'" />');
document.write('<embed FlashVars="lang='+lang+'" wmode="transparent" src="'+nazwa+'" quality="high" bgcolor="#ffffff" 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 wstawobiektflash_3(nazwa,szerokosc,wysokosc,lang,aktiv) {
document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" 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="#ffffff" />');
document.write('<param name="FlashVars" value="lang='+lang+'&aktiv='+aktiv+'" />');
document.write('<embed FlashVars="lang='+lang+'&aktiv='+aktiv+'" wmode="transparent" src="'+nazwa+'" quality="high" bgcolor="#ffffff" 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 getFlashVersion() { 
  var agent = navigator.userAgent.toLowerCase(); 
  flashVersion = 0; 
  if (agent.indexOf("mozilla/3") != -1 && agent.indexOf("msie") == -1) { 
    flashVersion = 0; 
  } // NS3+, Opera3+, IE5+ Mac (support plugin array): check for Flash plugin in plugin array 
  if (navigator.plugins != null && navigator.plugins.length > 0) { 
  var flashPlugin = navigator.plugins['Shockwave Flash']; 
    if (typeof flashPlugin == 'object') { 
      for (i=25;i>0;i--) { 
        if (flashPlugin.description.indexOf(i+'.') != -1){ 
          flashVersion = i; 
        } 
      } 
    } 
  }
  return flashVersion; 
} 
//-------------sprawdzanie flash player ------------//
function flash_or_img(nazwa_swf,nazwa_img,szerokosc,wysokosc,www,aktiv) {
  /*var ver = getFlashVersion();
  if(ver>6){
    wstawSwf(nazwa_swf,szerokosc,wysokosc,www,aktiv);
  }
  else{
     wstawImg(nazwa_img,szerokosc,wysokosc,www,aktiv);
  } */
  wstawSwf(nazwa_swf,szerokosc,wysokosc,www,aktiv);
}
//------------------------wstawianie flash lub img z investycjami-------------//
function wstawSwf(nazwa_swf,szerokosc,wysokosc,www,aktiv){
  //alert(nazwa_swf);
  document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="'+szerokosc+'" height="'+wysokosc+'" id="testNaStr" align="middle">');
  document.write('<param name="allowScriptAccess" value="sameDomain" />');
  document.write('<param name="movie" value="'+nazwa_swf+'" />');
  document.write('<param name="quality" value="high" />');
  document.write('<param name="wmode" value="transparent" />');
  document.write('<param name="bgcolor" value="#ffffff" />');
  document.write('<param name="FlashVars" value="www='+www+'&aktiv='+aktiv+'" />');
  document.write('<embed FlashVars="www='+www+'&aktiv='+aktiv+'" wmode="transparent" src="'+nazwa_swf+'" quality="high" bgcolor="#ffffff" 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 wstawImg(nazwa_img,szerokosc,wysokosc,www,aktiv){
   document.write('<a href="'+www+'"><img border="0" src="'+nazwa_img+'" style="width:'+szerokosc+'px; height:'+wysokosc+'px;" title="Brak pluginu Flash"></a>');
}
//-----------------------koniec wstawiania------------------------//

//------------------------wstawianie MAPY flash lub linki do investycji-------------//
function flashMap_or_Links(nazwa_swf,szerokosc,wysokosc,lang,aktiv,linki,div) {
  /*var ver = getFlashVersion();
  if(ver>6){
    wstawobiektflash_3(nazwa_swf,szerokosc,wysokosc,lang,aktiv);
  }
  else{
     wstawLinki(linki,div);
  } */
  wstawobiektflash_3(nazwa_swf,szerokosc,wysokosc,lang,aktiv);
}

function wstawLinki(linki,div){
//alert(linki);
    var e = document.getElementById(div);
    e.innerHTML = linki;
}

//-----------------------koniec wstawiania------------------------------------//
//-----------
        function over_btn(lang,id){
           var name="top_"+id;
          // alert (name);
           var button = document.getElementById(name);
           var url='images_menu/menu_'+lang+'/glowne_over_'+id+'.png';
           //alert (url);
           button.src = url;
        }
        function out_btn(lang,id){
        //alert (name);
           var name="top_"+id;
           var button = document.getElementById(name);
           var url='images_menu/menu_'+lang+'/glowne_out_'+id+'.png';
           //alert (url);
           button.src = url;
        }
//---------------
//-----------

function pokazDivNews(num,ile){
      //alert(menu+" = "+ile);
       var menu="hidden_"+num;
       
       for(i=0;i<ile;i++){
         var div = "hidden_"+i;
         var elem = document.getElementById(div);
         if(div==menu){
            elem.style.visibility = "visible";
            elem.style.display = "block";
         }
         else{
            elem.style.visibility = "hidden";
            elem.style.display = "none";
         }
       }
}
//---------------------

function checkform_kontakt (form,lang){
 
 if (form.email.value==''){
 
   if(lang==1){
      alert("Proszę podać adres e-mail!");
   }
   
   else{
      alert("Please enter your e-mail!");
   }
   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))){
      
       if(lang==1){
          alert('"' + str_adres + '" to nie jest poprawny adres e-mail!');
       }
       else {
          alert('"' + str_adres + '" this is not a valid e-mail!');
       }
       
        return false;
    } 
  }
  
  if (form.tresczapytania.value==''){
  
      if(lang==1){
        alert("Proszę wpisać wiadomość!");
       }
       
       else{
          alert("Please enter your message!");
       }
     return false;
  }
 
  if (form.zgoda.checked==false){
 
     if(lang==1){
        alert("Proszę wyrazić zgodę na przetwarzanie danych osobowych!");
     }
     else{
        alert("Please agree to the processing of personal data!");
     }
     
     return false;
  } 
 form.submit();
}