function SetCookie(cookieName,cookieValue,nDays) {
 var today = new Date();
 var expire = new Date();
 if (nDays==null || nDays==0) nDays=1;
 expire.setTime(today.getTime() + 3600000*24*nDays);
 document.cookie = cookieName+"="+escape(cookieValue)+ ";expires="+expire.toGMTString();
}

function readCookie(cookieName) {
 var theCookie=""+document.cookie;
 var ind=theCookie.indexOf(cookieName);
 if (ind==-1 || cookieName=="") return ""; 
 var ind1=theCookie.indexOf(';',ind);
 if (ind1==-1) ind1=theCookie.length; 
 return unescape(theCookie.substring(ind+cookieName.length+1,ind1));
}

function getElementsByClassName(className, tag, elm){
    var testClass = new RegExp("(^|\\s)" + className + "(\\s|$)");
    var tag = tag || "*";
    var elm = elm || document;
    var elements = (tag == "*" && elm.all)? elm.all:elm.getElementsByTagName(tag);
    var returnElements = [];
    var current;
    var length = elements.length;
    for(var i=0; i<length; i++){
        current = elements[i];
        if(testClass.test(current.className)){
            returnElements.push(current);
        }
    }
    return returnElements;
}

function swapyears(id){
var boxes = getElementsByClassName("year_box", "div", document);
for (i=0; i<boxes.length; i++){
    boxes[i].style.display ='none';
    var yearid = boxes[i].getAttribute('id').substring(3,boxes[i].getAttribute('id').length);
    document.getElementById("year"+yearid).setAttribute("class", "year_button");
    document.getElementById("year"+yearid).setAttribute("className", "year_button");
    
}
document.getElementById("box"+id).style.display = 'block';
document.getElementById("year"+id).setAttribute("class", "year_button year_button_selected");
document.getElementById("year"+id).setAttribute("className", "year_button year_button_selected");
}

function inityears(){
    var boxes = getElementsByClassName("year_box", "div", document);
    var headers = getElementsByClassName("year_box_header", "h3", document);
    for (i=0; i<boxes.length; i++){
        boxes[i].style.display ='none';  
        headers[i].style.display = 'none';
    }
    boxes[0].style.display = 'block';
    var yearid = boxes[0].getAttribute('id').substring(3,boxes[0].getAttribute('id').length);
    document.getElementById("year"+yearid).setAttribute("class", "year_button year_button_selected");
    document.getElementById("year"+yearid).setAttribute("className", "year_button year_button_selected");
}

function imageSwap(img){
var imageSrc= document.getElementById(img).src;
if(document.getElementById(img).parentNode.className.indexOf('selected') == -1){
if (imageSrc.indexOf("_hover") != -1) {
document.getElementById(img).src = '/images/menu/'+img+'.gif';}
else
{
document.getElementById(img).src = '/images/menu/'+img+'_hover.gif';
}
}

}

function selectLaunch(url){

if (url != "none") {
window.open(url,'lavendonCorpWindow','')
}

}

function setTextSize(){
    //set font size
    if(readCookie("fontsize") !=''){
    document.getElementById('container').style.fontSize=readCookie("fontsize");            
    }
    else
    {                  
    document.getElementById('container').style.fontSize='1.0em';
    }
    }