function addToBasket( id)
{
    var form = document.getElementById("basketForm");
    form.event.value="basketAdd";
    form.productId.value=id;
    form.submit();
}

function deleteFromBasket( id)
{
    var form = document.getElementById("basketForm");
    form.event.value="basketDelete";
    form.productId.value=id;
    form.submit();
}

function updateBasket( )
{
    var form = document.getElementById("basketForm");
    form.event.value="basketUpdate";
    form.submit();
}