Script Conto alla rovescia countdown su scripting di WebLink

var countdownid=new Array()
var futuredate
var nowdate
var resultoreraw
var resultore
var resultminutiraw
var resultminuti
var resultsecondiraw
var resultsecondi

var p_secondi
var p_minuti
var p_ore
var p_giorni

var resultsecondionly
var resultminutionly
var resultoreonly
var content

var i_countdown=-1
var countdownid

var step=1
speed*=1000

if (digitfrom>digitto) {step=-1}
if (digitfrom<digitto) {step=1}

var browserinfos=navigator.userAgent 
var ns4=document.layers
var ie4=!document.getElementById&&document.all&&!browserinfos.match(/Opera/)
var ie5=document.getElementById&&document.all&&!browserinfos.match(/Opera/)
var ns6=document.getElementById&&!document.all&&!browserinfos.match(/Opera/)
var opera=browserinfos.match(/Opera/)

function setfuturedate() {
	futuredate=new Date(futureyear,futuremonth,futureday,0,0,0)
	if (digitordate=="isdigit") {content=digitfrom-step	}
	docountdown()
}

function docountdown() {
	if (digitordate=="isdate") {
		calculateresults()
		formatresults()
		displayresults()
		setTimeout("docountdown()",speed)
	}
	else if (digitordate=="isdigit") {
		content+=step	
		displayresults()
		if (content==digitto) {
			setTimeout("happensafter()",speed)
		}
		else {
			setTimeout("docountdown()",speed)
		}
	}
}

function firstcountdown() {
	if (digitordate=="isdate") {
		futuredate=new Date(futureyear,futuremonth,futureday,0,0,0)
		calculateresults()
		formatresults()
	}
	else if (digitordate=="isdigit") {
		content=digitfrom
	}
}

function calculateresults() {
nowdate=new Date()
resultgiorniraw=(Date.parse(futuredate)-Date.parse(nowdate))/1000/60/60/24
if (displaytype!="vediall") {
	resultsecondionly=Math.floor((Date.parse(futuredate)-Date.parse(nowdate))/1000)
	resultminutionly=Math.floor((Date.parse(futuredate)-Date.parse(nowdate))/1000/60)
	resultoreonly=Math.floor((Date.parse(futuredate)-Date.parse(nowdate))/1000/60/60)
}
else {
	resultgiorni=Math.floor((Date.parse(futuredate)-Date.parse(nowdate))/1000/60/60/24)
	resultoreraw=(resultgiorniraw-resultgiorni)*24
	resultore=Math.floor((resultgiorniraw-resultgiorni)*24)
	resultminutiraw=(resultoreraw-resultore)*60
	resultminuti=Math.floor((resultoreraw-resultore)*60)
	resultsecondiraw=(resultminutiraw-resultminuti)*60
	resultsecondi=Math.floor((resultminutiraw-resultminuti)*60)
	}
}

function formatresults() {
	if (displaytype=="vediall") {
		if (resultgiorni>1) {p_giorni="giorni"}
		else {p_giorni="day"}
		if (resultminuti<10) {resultminuti="0"+resultminuti}
		if (resultsecondi<10) {resultsecondi="0"+resultsecondi}
		content=resultgiorni+" "+p_giorni+" "+resultore+"h "+resultminuti+"m "+resultsecondi +"s"
	}
	else if (displaytype=="vedigiorni") {
		if (resultgiorni>1) {p_giorni="giorni"}
		else {p_giorni="day"}
		content=resultgiorni+" "+p_giorni
	}
	else if (displaytype=="vediore") {
		content=resultoreonly+" Ore"
	}
	else if (displaytype=="vediminuti") {
		content=resultminutionly+" min"
	}
	else if (displaytype=="vedisecondi") {
		content=resultsecondionly+" sec"
	}
}

function happensafter() {
	if (aftercountdown=="repeatit") {
		if (digitordate=="isdigit") {content=digitfrom-step}
		docountdown()
	}
	if (aftercountdown!="stopit" && aftercountdown!="repeatit") {
		document.location.href=aftercountdown
	}
}

function setcountdown() {
	if (ns4 || ie4 || ie5 || ns6 || opera) {
		firstcountdown()
		i_countdown++
		countdownid[i_countdown]="countdown"+i_countdown
		document.write("<span id='"+countdownid[i_countdown]+"' style='position:relative'>"+content+"</span>")
	}
}

if (ie4 || ie5 || ns6 || opera) {
	onload=setfuturedate
}
</script>