function stahniFullsizeImg(image) {
 var hlavicka = document.getElementsByTagName('head')[0];
 var dataLoader = document.getElementById('scriptLoader');
 if(dataLoader) hlavicka.removeChild(dataLoader);
 script = document.createElement('script');
 script.id = 'scriptLoader';
 script.src = '/images/fullsize.php?image='+image+'&r='+Math.random();
 x = document.getElementsByTagName('head')[0];
 x.appendChild(script);
 return false;
}
function vypisText(vystup,txt) {
 var vystupDom = document.getElementById(vystup);
 vystupDom.innerHTML += txt;
}
function chyba(txt) {
 alert(txt);
 return true;
}
function vymazData(vystup) {
 var vystupDom = document.getElementById(vystup);
 while(vystupDom.hasChildNodes()) vystupDom.removeChild(vystupDom.childNodes[0]);
 return false;
}