function sh (prvek,sipka) {
var
x=document.getElementById(prvek);
if (x.style.display=='')
     {
     x.style.display='none';
     document.images[sipka].src='templates/giga/img/i07b.gif';
     document.cookie=sipka+"=ne;expires=Wed, 11 Jan 2023 22:26:41 UTC";
     }
     else
     {
     x.style.display='';
     document.images[sipka].src='templates/giga/img/i07a.gif';
     document.cookie=sipka+"=ano;expires=Wed, 11 Jan 2023 22:26:41 UTC";
     }
}

function openImg() {
window.open("","foto",'toolbar=0,location=0,scrollbars=yes,width=400,height=500,resizable=1,top=20,left=20');
}

function openDiskuse() {
window.open("","diskuse",'toolbar=0,location=0,scrollbars=yes,width=600,height=350,resizable=1,top=20,left=20');
}

function na_splatky()
     {
     document.getElementById('div_splatky').style.display='';
     document.getElementById('div_splatky_doprava').style.display='';
     document.getElementById('div_doprava_splatky').style.display='';
     document.getElementById('div_doprava_jinak').style.display='none';
     povinne_01.className='sct';
     povinne_02.className='sct';
     povinne_03.className='sct';
     povinne_04.className='sct';
     povinne_05.className='sct';
     povinne_06.className='sct';
     }
     
function jinak()
     {
     document.getElementById('div_splatky').style.display='none';
     document.getElementById('div_splatky_doprava').style.display='none';
     document.getElementById('div_doprava_splatky').style.display='none';
     document.getElementById('div_doprava_jinak').style.display='';
     }