function zobraz(){
 a=document.getElementById('schovaj');
 a.style.visibility='visible';
 z=document.getElementById('zobraz');
 z.style.visibility='hidden';
 }

var adresar="images/menu/";

if (volba==1) priecinok=adresar+'eng/';
if (volba==2) priecinok=adresar+'de/';
if (volba==3) priecinok=adresar+'sk/';


 A01=new Image();
 A01.src=priecinok+"a01.png";
 A02=new Image();
 A02.src=priecinok+"a02.png";
 A11=new Image();
 A11.src=priecinok+"a11.png";
 A12=new Image();
 A12.src=priecinok+"a12.png";
 B01=new Image();
 B01.src=priecinok+"b01.png";
 B02=new Image();
 B02.src=priecinok+"b02.png";
 B11=new Image();
 B11.src=priecinok+"b11.png";
 B12=new Image();
 B12.src=priecinok+"b12.png";
 C01=new Image();
 C01.src=priecinok+"c01.png";
 C02=new Image();
 C02.src=priecinok+"c02.png";
 C11=new Image();
 C11.src=priecinok+"c11.png";
 C12=new Image();
 C12.src=priecinok+"c12.png";
 D01=new Image();
 D01.src=priecinok+"d01.png";
 D02=new Image();
 D02.src=priecinok+"d02.png";
 D11=new Image();
 D11.src=priecinok+"d11.png";
 D12=new Image();
 D12.src=priecinok+"d12.png";
 E01=new Image();
 E01.src=priecinok+"e01.png";
 E02=new Image();
 E02.src=priecinok+"e02.png";
 E11=new Image();
 E11.src=priecinok+"e11.png";
 E12=new Image();
 E12.src=priecinok+"e12.png";
 F01=new Image();
 F01.src=priecinok+"f01.png";
 F02=new Image();
 F02.src=priecinok+"f02.png";
 F11=new Image();
 F11.src=priecinok+"f11.png";
 F12=new Image();
 F12.src=priecinok+"f12.png";
 G01=new Image();
 G01.src=priecinok+"g01.png";
 G02=new Image();
 G02.src=priecinok+"g02.png";
 G11=new Image();
 G11.src=priecinok+"g11.png";
 G12=new Image();
 G12.src=priecinok+"g12.png";
 H01=new Image();
 H01.src=priecinok+"h01.png";
 H02=new Image();
 H02.src=priecinok+"h02.png";
 H11=new Image();
 H11.src=priecinok+"h11.png";
 H12=new Image();
 H12.src=priecinok+"h12.png";
 I01=new Image();
 I01.src=priecinok+"i01.png";
 I02=new Image();
 I02.src=priecinok+"i02.png";
 I11=new Image();
 I11.src=priecinok+"i11.png";
 I12=new Image();
 I12.src=priecinok+"i12.png";
 J01=new Image();
 J01.src=priecinok+"j01.png";
 J02=new Image();
 J02.src=priecinok+"j02.png";
 J11=new Image();
 J11.src=priecinok+"j11.png";
 J12=new Image();
 J12.src=priecinok+"j12.png";


 function openWin(url, side) {
  var scroll = 'yes';
  var mypage = url;
  var myname = side;
  var wide = window.screen.availWidth;
  var high = window.screen.availHeight;
  var winprops = 'toolbar=yes, left=0, top=0, location=yes, directories=yes, status=yes, menubar=yes, scrollbars=yes, copyhistory=yes, resizable=yes, width='+wide+',height='+high;
  var win = window.open(mypage, myname, winprops)
  if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function updatepocet(polozka,jazyk,time,left,right){
         id = polozka.name;
         pocet = polozka.options[polozka.selectedIndex].text;
         document.location.href = 'index.php?lang='+jazyk+'&showleft='+left+'&showright='+right+'&time='+time+'&nights='+pocet ;
}


function focus(iditem)
{
var item = document.getElementById(iditem);
item.style.visibility='visible';                 
item.focus();
}

function validate(){
 if ((document.forms['form2'].firstname.value.length > 0)&&(document.forms['form2'].lastname.value.length > 0)&&
 	 (document.forms['form2'].email.value.length >5))
 {
	document.forms['form2'].submit();
 }
   else
   {
        alert("Incorect input !!!"); focus('firstname');
   }
}