Stop Watch:

Code:

stopwatch.js

var seconds = 0
var minutes = 0
var hours = 0
var timerID = null
var timerRunning = false
var startClicked = false

function resetclock(){
    seconds = 0
    minutes = 0
    hours = 0
    timerID = null
    timerRunning = false
    startClicked = false
    document.clock.Hours.value = ""
    document.clock.Minutes.value = "" 
    document.clock.Seconds.value = ""
}

function stopclock(){
    if(timerRunning)
        clearTimeout(timerID)
    timerRunning = false
    startClicked = false
}

function startclock(){
    if (startClicked != true){
       showtime()
       startClicked = true
    }
}

function showtime(){
    seconds = seconds + 1
    if (seconds == 60)
      {
        seconds = 0
        minutes = minutes+1
      }
    if (minutes == 60)
        {
        minutes = 0
        hours = hours+1
        }
    var timeValuehr = "" + ((hours <10) ? "" : "") + hours var timeValuemin + ((minutes < 10) ? "" : "") + minutes var timeValuesec + ((seconds < 10) ? "" : "") + seconds document.clock.Hours.value="timeValuehr" document.clock.Minutes.value="timeValuemin" document.clock.Seconds.value="timeValuesec" timerID="setTimeout("showtime()",1000)" timerRunning="true" }

Place in the <HEAD>: Place in the <BODY>:

Seconds:
Minutes:
Hours: