Počítání dní od určitého data -
zdrojový kód
<html>
<head>
<title>Java Script ze stránky - www.jaknaweb.com</title>
<meta http-equiv="content-type" content="text/html; charset=windows-1250">
</head>
<body>
<script>
var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")
function countup(yr,m,d){
var today=new Date()
var todayy=today.getYear()
if (todayy < 1000)
todayy+=1900
var todaym=today.getMonth()
var todayd=today.getDate()
var todaystring=montharray[todaym]+" "+todayd+", "+todayy
var paststring=montharray[m-1]+" "+d+", "+yr
var difference=(Math.round((Date.parse(todaystring)-Date.parse(paststring))/(24*60*60*1000))*1)
difference+=" days"
document.write("Již uplynulo "+difference+" od přidání tohoto scriptu")
}
countup(2004,11,22)
</script>
</body>
</html>