/* Java */
function pridaj0(val) {
return (val < 10) ? "0" + val.toString() : val;
}

function vytvorCas(){
var time = new Date();
return pridaj0(time.getHours()) + ":" + pridaj0(time.getMinutes()) + ":" + pridaj0(time.getSeconds());
}

function zm_sekunda() {
document.getElementById("hodiny").innerHTML=vytvorCas();
}