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;
    }
  }
 $('fs_small').className = ""
 $('fs_medium').className = ""
 $('fs_big').className = ""
 $('fs_'+title).className = "active"

}

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;*/
 
  return "medium";
}

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;
}

var accordion;
var accordionClicks;
var accordionContents;

window.onload = function() {

  var cookie = readCookie("style");
  var title = cookie ? cookie : "medium";

  setActiveStyleSheet(title);
 
	accordionClicks = document.getElementsByClassName('gray-accordion');
	accordionContents = document.getElementsByClassName('desc-accordion');
	accordion = new fx.Accordion(accordionClicks, accordionContents, { start:false, openClose : true, itemsOpen : [0,1,2] });

}


window.onunload = function(e) {
  var title = getActiveStyleSheet();
  
  createCookie("style", title, 1);
}
 
/*var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);*/