function setCookie(name, value, expires, path, domain, secure) {
var thisCookie = name + "=" + escape(value) +
((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");
document.cookie = thisCookie;
}

function PageQuery(q) {
if(q.length > 1) this.q = q.substring(1, q.length);
else this.q = null;
this.keyValuePairs = new Array();
if(q) {
for(var i=0; i < this.q.split("&").length; i++) {
this.keyValuePairs[i] = this.q.split("&")[i];
}
}
this.getKeyValuePairs = function() { return this.keyValuePairs; }
this.getValue = function(s) {
for(var j=0; j < this.keyValuePairs.length; j++) {
if(this.keyValuePairs[j].split("=")[0] == s)
return this.keyValuePairs[j].split("=")[1];
}
return false;
}
this.getParameters = function() {
var a = new Array(this.getLength());
for(var j=0; j < this.keyValuePairs.length; j++) {
a[j] = this.keyValuePairs[j].split("=")[0];
}
return a;
}
this.getLength = function() { return this.keyValuePairs.length; } 
}
function queryString(key){
var page = new PageQuery(window.location.search); 
return unescape(page.getValue(key)); 
}
function displayItem(key){
if(queryString(key)=='false') 
{
// document.write("No QueryString No Cookie Set");
}else if(queryString(key) != 'af' && queryString(key) != 'aw'){
// document.write(' does not = af or aw');
}else{
// document.write(queryString(key)+' so set the cookie');
var expdate = new Date ();
expdate.setTime (expdate.getTime() + (24 * 60 * 60 * 1000*30)); 
setCookie('network',queryString(key),expdate)
}
}
if(window.location.search.substring(1) != ''){
displayItem('aff')
}