var t;
var x = "of";

function placeStore()
{
    document.getElementById('store').src="/store/images/sidebar/store_photos_on.jpg";
    document.getElementById('offer').src="/store/images/sidebar/special_offer_off.jpg";
    document.getElementById('image').src="/store/images/sidebar/store.jpg";
    document.getElementById('link').href="#";
    x = "st";
    stopChange();
}

function placeOffer()
{
    document.getElementById('offer').src="/store/images/sidebar/special_offer_on.jpg";
    document.getElementById('store').src="/store/images/sidebar/store_photos_off.jpg";
    document.getElementById('image').src="/store/images/sidebar/special.jpg";
    document.getElementById('link').href="http://www.ulta.com/store/bare-escentuals/index.html";
    x = "of";
    stopChange();
}

function changeToStore()
{
    document.getElementById('store').src="/store/images/sidebar/store_photos_on.jpg";
    document.getElementById('offer').src="/store/images/sidebar/special_offer_off.jpg";
    document.getElementById('image').src="/store/images/sidebar/store.jpg";
    document.getElementById('link').href="#";
    x = "st";
    t=setTimeout("changeToOffer()",6000);
}

function changeToOffer()
{
    document.getElementById('offer').src="/store/images/sidebar/special_offer_on.jpg";
    document.getElementById('store').src="/store/images/sidebar/store_photos_off.jpg";
    document.getElementById('image').src="/store/images/sidebar/special.jpg";
    document.getElementById('link').href="http://www.ulta.com/store/bare-escentuals/index.html";
    x = "of";
    t=setTimeout("changeToStore()",6000);
}

function stopChange()
{
    clearTimeout(t);
}
function startChange()
{
    if (x == "of") {
        changeToOffer();
    } else if (x == "st") {
        changeToStore();    
    }
}