function translate(dzis)
{
 var dzienmies = dzis.getDate();
 var dzientyg = dzis.getDay();
 var miesiac = dzis.getMonth();
 var rok = dzis.getYear();

 var dnityg = new Array(7);
 dnityg[0] = "niedziela";
 dnityg[1] = "poniedziałek";
 dnityg[2] = "wtorek";
 dnityg[3] = "środa";
 dnityg[4] = "czwartek";
 dnityg[5] = "piątek";
 dnityg[6] = "sobota";

 var miesiace = new Array(12);
 miesiace[0] = "stycznia";
 miesiace[1] = "lutego";
 miesiace[2] = "marca";
 miesiace[3] = "kwietnia";
 miesiace[4] = "maja";
 miesiace[5] = "czerwca";
 miesiace[6] = "lipca";
 miesiace[7] = "sierpnia";
 miesiace[8] = "września";
 miesiace[9] = "października";
 miesiace[10] = "listopada";
 miesiace[11] = "grudnia";

 if(rok<2000) rok = rok+1900;
 return dnityg[dzientyg]+", "+dzienmies+" "+miesiace[miesiac]+" "+rok;
}

var preloaded = false;
function preload_mouseovers(){
        if(preloaded==false){
                menu_h1_over = new Image();
                menu_h1_over.src = "menu_h1.over.jpg";
                home_over = new Image();
                home_over.src = "home_over.jpg"
                ulubione_over = new Image();
                ulubione_over.src = "ulubione_over.jpg"
                kontakt_over = new Image();
                kontakt_over.src = "kontakt_over.jpg"
                preloaded==true;
        }
}

function showhide(submenu, visible){
        if(document.getElementById(submenu).style.display=='block'){
         document.getElementById(submenu).style.display='none';
         }
        else {
                document.getElementById(submenu).style.display='block';
        }
}
   var keyStr = "ABCDEFGHIJKLMNOP" +
                "QRSTUVWXYZabcdef" +
                "ghijklmnopqrstuv" +
                "wxyz0123456789+/" +
                "=";

   function encode64(input) {
      var output = "";
      var chr1, chr2, chr3 = "";
      var enc1, enc2, enc3, enc4 = "";
      var i = 0;

      do {
         chr1 = input.charCodeAt(i++);
         chr2 = input.charCodeAt(i++);
         chr3 = input.charCodeAt(i++);

         enc1 = chr1 >> 2;
         enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
         enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
         enc4 = chr3 & 63;

         if (isNaN(chr2)) {
            enc3 = enc4 = 64;
         } else if (isNaN(chr3)) {
            enc4 = 64;
         }

         output = output + 
            keyStr.charAt(enc1) + 
            keyStr.charAt(enc2) + 
            keyStr.charAt(enc3) + 
            keyStr.charAt(enc4);
         chr1 = chr2 = chr3 = "";
         enc1 = enc2 = enc3 = enc4 = "";
      } while (i < input.length);

      return output;
   }

   function decode64(input) {
      var output = "";
      var chr1, chr2, chr3 = "";
      var enc1, enc2, enc3, enc4 = "";
      var i = 0;

      // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
      var base64test = /[^A-Za-z0-9\+\/\=]/g;
      if (base64test.exec(input)) {
         alert("There were invalid base64 characters in the input text.\n" +
               "Valid base64 characters are A-Z, a-z, 0-9, '+', '/', and '='\n" +
               "Expect errors in decoding.");
      }
      input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

      do {
         enc1 = keyStr.indexOf(input.charAt(i++));
         enc2 = keyStr.indexOf(input.charAt(i++));
         enc3 = keyStr.indexOf(input.charAt(i++));
         enc4 = keyStr.indexOf(input.charAt(i++));

         chr1 = (enc1 << 2) | (enc2 >> 4);
         chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
         chr3 = ((enc3 & 3) << 6) | enc4;

         output = output + String.fromCharCode(chr1);

         if (enc3 != 64) {
            output = output + String.fromCharCode(chr2);
         }
         if (enc4 != 64) {
            output = output + String.fromCharCode(chr3);
         }

         chr1 = chr2 = chr3 = "";
         enc1 = enc2 = enc3 = enc4 = "";

      } while (i < input.length);

      return output;
   }