Quanto tempo o site está no ar?

<script> montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec") function countup(yr,m,d){ today=new Date() todayy=today.getYear() if (todayy < 1000) todayy+=1900 todaym=today.getMonth() todayd=today.getDate() todaystring=montharray[todaym]+" "+todayd+", "+todayy paststring=montharray[m-1]+" "+d+", "+yr difference=(Math.round((Date.parse(todaystring)-Date.parse(paststring))/(24*60*60*1000))*1) difference+=" dias" document.write("Já tem "+difference+" desde que o meu site entrou no ar.") } countup(2012,06,25) </script>