window.onload=function()
{
    updateRemaningSecond();
}

function updateRemaningSecond()
{
    secondremaining--;
    var minute= Math.floor(secondremaining / 60);
    var hour =  Math.floor(minute / 60);
    minute = Math.floor((secondremaining - hour*60*60)/60);
    second = secondremaining - hour*60*60 - minute*60;
    $g(clock).innerHTML = " " + (hour<10?'0'+hour:hour) + "h " + (minute<10?'0'+minute:minute) + "' " +  (second<10?'0'+second:second) + "\"";    
    if(hour<0)
        secondremaining = 24*60*60;
    setTimeout('updateRemaningSecond()',1000);
}