var xmlhttp;
    if (window.XMLHttpRequest)
      {
      xmlhttp=new XMLHttpRequest();
      }
    else
      {
      xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
      xmlhttp.open('GET','ServletTime.do',false);
      xmlhttp.send();

      alert(xmlhttp.responseText);

@Jpf.Action(forwards = {
         @Jpf.Forward(name="success", path="ServletTime.do")
})
public Forward ServletTime()
{
    return new Forward(new ServletTime().getTime(this.getRequest(),this.getResponse()));
}

public class ServletTime {

public String getTime(HttpServletRequest request,
        HttpServletResponse response) {

    Calendar calendar = Calendar.getInstance();
    int hh = calendar.get(Calendar.HOUR_OF_DAY);
    int hhZoneOffset = calendar.get(Calendar.ZONE_OFFSET) / ( 60 * 60 * 1000);
    int dstHhOffset = calendar.get(Calendar.DST_OFFSET) / ( 60 * 60 * 1000);
    int gmtHh = hhZoneOffset + dstHhOffset;
    hh = hh - gmtHh;

    int mm = calendar.get(Calendar.MINUTE);
    int ss = calendar.get(Calendar.SECOND);
    int day = calendar.get(Calendar.DAY_OF_MONTH);
    int i_month = calendar.get(Calendar.MONTH);
    int year = calendar.get(Calendar.YEAR);
    String[] monthsYear = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
    String month = monthsYear[i_month];


    String dateServer =  day + "/" + month + "/"+ year +" " +(hh>10?hh:("0"+hh)) + ":"+ (mm>10?mm:("0"+mm)) + ":" + (ss>10?ss:("0"+ss));

    request.setAttribute("timestamp", dateServer);

    return dateServer;

}