// JavaScript Document
  var show_time=false;
  var timerID=null;

  function stop(){
    if (show_time){
        clearTimeout(timerID);
        document.clock.date_time.value=" ";
    }
    show_time=false;
  }

  function start(form){
    var today=new Date();
    var display_value ="  " + today.getHours()
    if(today.getMinutes() < 10){
        display_value+=":0" + today.getMinutes();
    }
    else{
        display_value+=":" + today.getMinutes();
    }
    if (today.getSeconds() < 10){
        display_value+=":0" + today.getSeconds();
    }
    else{
        display_value+=":" + today.getSeconds();
    }
    if(today.getHours()>=12){
        display_value+="  "
        /* Here we have a variable called mygreeting where
          you can store somthing like this: 
          mygreeting ="Good Morning!"; */
    }
    else{
        display_value+="  "
        /* Now set mygreeting to:
          mygreeting ="Good Afternoon!"; */
    }
    display_value += " " + today.getDate() + "."  +
        (today.getMonth()+1) + ". " + (today.getYear()+1900) + " ";
        document.clock.date_time.value=display_value;
        timerID=setTimeout("start()",100);
        show_time=true;
        /* Here have an alert() method do the following:
          alert(mygreeting); */
  }