/***********************************************/

function cdtime(container, targetdate){
if (!document.getElementById || !document.getElementById(container)) return
this.container=document.getElementById(container)
this.currentTime=new Date()
this.targetdate=new Date(targetdate)
this.timesup=false
this.updateTime()
}

/***********************************************/
cdtime.prototype.updateTime=function(){
var thisobj=this
this.currentTime.setSeconds(this.currentTime.getSeconds()+1)
setTimeout(function(){thisobj.updateTime()}, 1000)
}

/***********************************************/
cdtime.prototype.displaycountdown=function(baseunit, functionref){
this.baseunit=baseunit
this.formatresults=functionref
this.showresults()
}

/***********************************************/
cdtime.prototype.showresults=function(){
var thisobj=this
var timediff=(this.targetdate-this.currentTime)/1000
if (timediff<0){ //if time is up
this.timesup=true
this.container.innerHTML=this.formatresults()
return
}
var oneMinute=60 //minute unit in seconds
var oneHour=60*60 //hour unit in seconds
var oneDay=60*60*24 //day unit in seconds
var dayfield=Math.floor(timediff/oneDay)
var hourfield=Math.floor((timediff-dayfield*oneDay)/oneHour)
var minutefield=Math.floor((timediff-dayfield*oneDay-hourfield*oneHour)/oneMinute)
var secondfield=Math.floor((timediff-dayfield*oneDay-hourfield*oneHour-minutefield*oneMinute))
if (this.baseunit=="hours"){ //if base unit is hours, set "hourfield" to be topmost level
hourfield=dayfield*24+hourfield
dayfield="n/a"
}
else if (this.baseunit=="minutes"){ //if base unit is minutes, set "minutefield" to be topmost level
minutefield=dayfield*24*60+hourfield*60+minutefield
dayfield=hourfield="n/a"
}
else if (this.baseunit=="seconds"){ //if base unit is seconds, set "secondfield" to be topmost level
var secondfield=timediff
dayfield=hourfield=minutefield="n/a"
}
this.container.innerHTML=this.formatresults(dayfield, hourfield, minutefield, secondfield)
setTimeout(function(){thisobj.showresults()}, 1000) //update results every second
}

/***********************************************/
function formatresults(){
if (this.timesup==false){
var displaystring="Faltan "+arguments[0]+" d. "+arguments[1]+" h. "+arguments[2]+" m. "+arguments[3]+" s. para la actualización"
}
else{
var displaystring="Ha llegado la fecha!"
}
return displaystring
}

/***********************************************/
function formatresults2(){
if (this.timesup==false){
var displaystring="<span class='lcdstyle'>"+arguments[0]+" <sup>dias</sup> "+arguments[1]+" <sup>horas</sup> "+arguments[2]+" <sup>min</sup> "+arguments[3]+" <sup>seg</sup></span>"
}
else{
var displaystring=""
alert("Ha llegado la fecha!")
}
return displaystring
}