function js_clock(hours,minutes,seconds){
 
var clock_time = new Date();
clock_time.setHours(hours,minutes,seconds);
 
var clock_hours = clock_time.getHours();
var clock_minutes = clock_time.getMinutes();
var clock_seconds = clock_time.getSeconds(); 

var clock_div = document.getElementById('js_clock');

clock_div.innerHTML = clock_hours + ":" + clock_minutes + ":" + clock_seconds;
clock_time.setHours(hours,minutes,seconds + 1);
setTimeout("js_clock(" + clock_time.getHours() + "," + clock_time.getMinutes() + "," + clock_time.getSeconds() + ")", 1000);
}