Main.html
<!DOCTYPE html><html><head><title>Uhr</title><script>
function displayTime()
{ document.getElementById( "uhr" ).innerHTML =
new Date().toLocaleTimeString( "de" );
setTimeout( displayTime, 100 ); }window.onload = displayTime;
</script>
<style>#uhr
{ background: #eef;
padding: 12px;
font: bold 22pt sans;
border: solid blue 3px;
border-radius: 9px; }
</style></head><body><h1>Uhr</h1><span id="uhr"></span></body></html>