you need javascript to get the clients pc time.use this
<html><head> <title>JavaScript Date and Time</title> <script type="text/javascript"> function writeDateTime() { var dateo = new Date(); var th = document.getElementById('timeHolder'); th.innerHTML = getDateNow(dateo) + " " + getTimeNow(dateo); setTimeout(writeDateTime,1000); } function getDateNow(dateo) { return dateo.getDay() + "/" + dateo.getMonth() + "/" + dateo.getYear(); } function getTimeNow(dateo) { var hr = dateo.getHours(); var min = dateo.getMinutes(); var sec = dateo.getSeconds(); if(hr > 12) hr = hr - 12; if(min < 10) min = "0" + min; if(sec < 10) sec = "0" + sec; return hr + ":" + min + "." + sec; } </script></head><body> <div id="timeHolder"></div> <script> writeDateTime(); </script></body></html>