/* tcab.js */
function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}
 
function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled)
	  return a.getAttribute("title");
  }
  return null;
}
 
function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}
 
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}
 
function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}
 
window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}
 
window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}
 
var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

/* lastmod.js by A.M.Dytham */
function lastMod()
{
	var x = new Date (document.lastModified);
	Modif = new Date(x.toGMTString());
	Year = Modif.getFullYear();
	Month = Modif.getMonth();
	Day = Modif.getDate();
	Mod = (Date.UTC(Year,Month,Day,0,0,0))/86400000;
	x = new Date();
	today = new Date(x.toGMTString());
	Year2 = today.getFullYear();
	Month2 = today.getMonth();
	Day2 = today.getDate();
	now = (Date.UTC(Year2,Month2,Day2,0,0,0))/86400000;
	daysago = now - Mod;
	if (daysago < 0) return '';
	unit = 'days';
	if (daysago >= 730)
	{
		daysago = Math.round(daysago/365);
		unit = 'years';
	}
	else if (daysago > 60)
	{
		daysago = Math.round(daysago/30);
		unit = 'months';
	}
	else if (daysago > 14)
	{
		daysago = Math.round(daysago/7);
		unit = 'weeks'
	}
	towrite = 'Last updated ';
	if (daysago == 0) towrite += 'today';
	else if (daysago == 1) towrite += 'yesterday';
	else towrite += daysago + ' ' + unit + ' ago';
	return towrite;
} /* lastMod /

/* mydate function by A.M.Dytham (c)2001 */
function myDate()
{
	x = new Date();
	today = new Date(x.toGMTString());
	Year = today.getFullYear();
	Month = today.getMonth() +1;
	switch (Month) {
	case 1:
		Month="Jan";
		break;
	case 2:
		Month="Feb";
		break;
	case 3:
		Month="Mar";
		break;
	case 4:
		Month="Apr";
		break;
	case 5:
		Month="May";
		break;
	case 6:
		Month="Jun";
		break;
	case 7:
		Month="Jul";
		break;
	case 8:
		Month="Aug";
		break;
	case 9:
		Month="Sep";
		break;
	case 10:
		Month="Oct";
		break;
	case 11:
		Month="Nov";
		break;
	case 12:
		Month="Dec";
		break;
	}
	Day = today.getDate();
	towrite = Day+' '+Month+' '+Year;
	return towrite;
}

function myTime() {
	var now = new Date(x.toGMTString());
	var hour = now.getHours();
	var minute = now.getMinutes();
	var second = now.getSeconds();
	if (minute <= 9) minute = "0" + minute;
	if (second <= 9) second = "0" + second;
	return hour+':'+minute+'.'+second;
}
/* end of tcab.js ***/