var mode="manual" 

function getCookie(Name) { 
var re=new RegExp(Name+"=[^;]+", "i");
if (document.cookie.match(re)) 
return document.cookie.match(re)[0].split("=")[1] 
return null
}

function setCookie(name, value, days) {
var expireDate = new Date()
var expstring=(typeof days!="undefined")? expireDate.setDate(expireDate.getDate()+parseInt(days)) : expireDate.setDate(expireDate.getDate()-5)
document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()+"; path=/";
}

function deleteCookie(name){
setCookie(name, "moot")
}

function setStylesheet(title, randomize){ 
var i, cacheobj, altsheets=[""]
for(i=0; (cacheobj=document.getElementsByTagName("link")[i]); i++) {
if(cacheobj.getAttribute("rel").toLowerCase()=="alternate stylesheet" && cacheobj.getAttribute("title")) { 
cacheobj.disabled = true
altsheets.push(cacheobj) 
if(cacheobj.getAttribute("title") == title) 
cacheobj.disabled = false 
}
}
if (typeof randomize!="undefined"){ 
var randomnumber=Math.floor(Math.random()*altsheets.length)
altsheets[randomnumber].disabled=false
}
return (typeof randomize!="undefined" && altsheets[randomnumber]!="")? altsheets[randomnumber].getAttribute("title") : "" 
}

function chooseStyle(styletitle, days){ 
if (document.getElementById){
setStylesheet(styletitle)
setCookie("mysheet", styletitle, days)
}
}

function indicateSelected(element){ 
if (selectedtitle!=null && (element.type==undefined || element.type=="select-one")){ 
var element=(element.type=="select-one") ? element.options : element
for (var i=0; i<element.length; i++){
if (element[i].value==selectedtitle){ 
if (element[i].tagName=="OPTION") 
element[i].selected=true
else 
element[i].checked=true
break
}
}
}
}

var selectedtitle=getCookie("mysheet")
if (document.getElementById && selectedtitle!=null) 
setStylesheet(selectedtitle)