isSubscriber = false;var search = document.location.search.toQueryParams();
if (search.subscriber == "false") {
isSubscriber = false;
}

// switchTab() sets the selected tab to visible and the former tab to invisible.

function switchPromoTab(j) {
var promoname = 'promotabs'; 
Element.setStyle("promotab"+selectedpromo, {display: "none"});
Element.setStyle("promotab"+j, {display:'block'});
selectedpromo =  j;

var path = document.location.pathname.substring(0, document.location.pathname.lastIndexOf('/')); 
Cookie.Write(promoname, selectedpromo, 30, path);
}
function showProductsTab(nonSubscriberTabNr) {
// only show the products tab to people that aren't subscribers and are viewing the page for the first time.
var return_user = parseInt(Cookie.Read("return_user"));
var maxViews = 4;
if (!isNaN(return_user)) {
 return_user = return_user+1;
} else {
 return_user = 1;
}
if (!isSubscriber && return_user <= maxViews) {
Cookie.Write("return_user", return_user, 1, "/", document.location.host);
selectedpromo = nonSubscriberTabNr;
} else {
selectedpromo = ((Cookie.Read("promotabs") >= 1) ? Cookie.Read("promotabs") : 1);
}
}