function del_from_list (stock_id, stock_to_del_id) {
	new Ajax.Request (
						'add_to_basket.php',
						{
							method:'get',
							parameters: {
											stock_id: stock_id,
											stock_to_del_id: stock_to_del_id,
											del: true
										},
							onSuccess: updateBasket,
							onFailure: reportError,
						}
					);
	return false;
}
function add_to_list (stock_id) {
	new Ajax.Request (
						'add_to_basket.php',
						{
							method:'get',
							parameters: {
											stock_id: stock_id,
											add: true
										},
							onSuccess: updateBasket,
							onFailure: reportError,
						}
					);
	return false;
}
function updateBasket (originalRequest, jsonObj) {
	basket_container = document.getElementById ("basket");
	basket_container.innerHTML = originalRequest.responseText;
}
function reportError(response) {
	alert('Sorry. There was an error (' + response.status + ' - ' + response.statusText + ')');
}