// JavaScript Document

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters))
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }
}

function separate(input) {
 var output = ""; // initialise output string

   for (var i=0; i < input.length; i++) {
   if (i != 0 && (input.length - i) % 3 == 0) output += ",";
   output += input.charAt(i);

  }
  return output;
}

function ticker(period) {
  var date_fta_signed = new Date(2006, 10, 22)
  var dollars_per_second = 25.034
  this.period = period
  var seconds_per_day = 60*60*24

  this.milliseconds_per_day = 1000 * seconds_per_day
  this.dollars_per_millisecond = dollars_per_second / 1000
  this.time_fta_signed = date_fta_signed.getTime()
  if (!document.getElementById || !document.getElementById('day_count') || !document.getElementById('dollar_count')) return
  this.day_count_element = document.getElementById('day_count')
  this.dollar_count_element = document.getElementById('dollar_count')
  this.update()
}

ticker.prototype.update=function() {
  var today = new Date()
  var milliseconds_since_signed = today.getTime() - this.time_fta_signed
  var number_days_signed = Math.ceil(milliseconds_since_signed / this.milliseconds_per_day)
  var tariffs_paid = Math.ceil(milliseconds_since_signed * this.dollars_per_millisecond)
  tariffs_paid = "" + tariffs_paid;
  tariffs_paid = separate(tariffs_paid);
  tariffs_paid = "$" + tariffs_paid
  this.day_count_element.innerHTML = number_days_signed
  this.dollar_count_element.innerHTML = tariffs_paid
  correctPNG()
  var this_object = this
  setTimeout(function(){this_object.update()}, this.period)
}