JS 时钟代码

 <script type="text/javascript">
                        function jsKrClock(){
                         //seoul time zone
                            var zone = 8;
                            var dst = 0;
                            var time = new Date();
                            var gmtMS = time.getTime() + (time.getTimezoneOffset() * 60000);
                            var gmtTime = new Date(gmtMS);
   
                            var clock_hours = gmtTime.getHours() + zone;
                            var clock_minutes = gmtTime.getMinutes();
                            var clock_seconds = gmtTime.getSeconds();
                           
                            var clock_suffix = "AM";
                            if (clock_hours > 11){
                                clock_suffix = "PM";
                                clock_hours = clock_hours - 12;
                            }
                            if (clock_hours == 0){ clock_hours = 12; }
                            if (clock_hours < 10){ clock_hours = "0" + clock_hours; }
                            if (clock_minutes < 10){ clock_minutes = "0" + clock_minutes; }
                            if (clock_seconds < 10){ clock_seconds = "0" + clock_seconds; }
                            var clock_div = document.getElementById('currentTimeArea');
                            clock_div.innerHTML = clock_suffix + " " + clock_hours + ":" + clock_minutes;
                            setTimeout("jsKrClock()", 1000); //1초마다
                        }
                        jsKrClock();                 
                    </script>