text: var style_cookie_name="style";var style_cookie_duration=30;function set_cookie(cookie_name,cookie_value,lifespan_in_days,valid_domain)
  {var domain_string=valid_domain?("; domain="+ valid_domain):'';document.cookie=cookie_name+"="+ encodeURIComponent(cookie_value)+"; max-age="+ 60*60*24*lifespan_in_days+"; path=/"+ domain_string;}
  function get_cookie(c_name)
  {var i,x,y,ARRcookies=document.cookie.split(";");for(i=0;i<ARRcookies.length;i++)
  {x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);x=x.replace(/^\s+|\s+$/g,"");if(x==c_name)
  {return unescape(y);}}}
  function switch_style(css_title)
  {var i,link_tag;for(i=0,link_tag=document.getElementsByTagName("link");i<link_tag.length;i++){if((link_tag[i].rel.indexOf("stylesheet")!=-1)&&link_tag[i].title){link_tag[i].disabled=true;if(link_tag[i].title==css_title){link_tag[i].disabled=false;}}
  set_cookie(style_cookie_name,css_title,style_cookie_duration);}}
  function set_style_from_cookie()
  {var css_title=get_cookie(style_cookie_name);if(css_title.length>0){switch_style(css_title);}}
  function load()
  {alert("Page is loaded");}