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);