function makeCookie(Name,Value,Expiry,Path,Domain,Secure){ 
if (Expiry!= null) { 
var datenow = new Date(); 
datenow.setTime(datenow.getTime() + Math.round(86400000*Expiry)); 
Expiry = datenow.toGMTString(); 
}

Expiry = (Expiry!= null)? '; expires='+Expiry : ''; 
Path = (Path!= null)?'; path='+Path:''; 
Domain = (Domain!= null)? '; domain='+Domain : ''; 
Secure = (Secure!= null)? '; secure' : '';

document.cookie = Name + '=' + escape(Value) + Expiry + Path + Domain + Secure; 
}

function readCookie(Name) { 
var cookies = document.cookie; 
if (cookies.indexOf(Name + '=') == -1) return null; 
var start = cookies.indexOf(Name + '=') + (Name.length + 1); 
var finish = cookies.substring(start,cookies.length); 
finish = (finish.indexOf(';') == -1)? cookies.length : start + finish.indexOf(';'); 
return unescape(cookies.substring(start,finish)); 
}

function setActivestylesheet(pTitle) { 
var vLoop, vLink; 
for(vLoop=0; (vLink = document.getElementsByTagName("link")[vLoop]); vLoop++) { 
if(vLink.getAttribute("rel").indexOf("style")!= -1 && vLink.getAttribute("title")) { 
vLink.disabled = true; 
if(vLink.getAttribute("title") == pTitle) vLink.disabled = false; 
} 
} 
}

function selectstyle (vCookieName, vSelection) { 
//WRITE COOKIE 
makeCookie(vCookieName, vSelection, 90, '/'); 
//ACTIVE SELECTED ALTERNAT style sheet 
setActivestylesheet(vSelection) 
}

if (document.cookie.indexOf('style=')!=-1) { 
css = readCookie('style'); 
//ACTIVATE SELECTED style sheet 
setActivestylesheet(css) 
}