var ajax = new sack();

function whenLoading(){
	var e = document.getElementById('basket_right');
	e.innerHTML = "Отсылаю данные...";
}

function whenLoaded(){
	var e = document.getElementById('basket_right');
	e.innerHTML = "Данные отосланы...";
}

function whenInteractive(){
	var e = document.getElementById('basket_right');
	e.innerHTML = "Получаю данные...";
}

function whenCompleted(){
}

function add_basket(itemId, price, name, sesId, orig_type) {
	ajax.setVar("itemId", itemId);
		// recomended method of setting data to be parsed.
	ajax.setVar("price", price);
	ajax.setVar("sesId", sesId);
	ajax.setVar("orig_type", orig_type);
	ajax.requestFile = "utils/add_basket.php";
	ajax.method = 'POST';
	ajax.element = 'basket_right';
	ajax.onLoading = whenLoading;
	ajax.onLoaded = whenLoaded;
	ajax.onInteractive = whenInteractive;
	ajax.onCompletion = whenCompleted;
	ajax.runAJAX();
	
	document.getElementById('otm'+itemId).className = "visible";
	document.getElementById('zak'+itemId).className = "unv";

	alert('В корзину добавлен товар - ' + name + '   по цене - ' + price);
	
}

function del_basket(itemId, sesId, prod, name) {
	ajax.setVar("itemId", itemId);
		// recomended method of setting data to be parsed.
	ajax.setVar("sesId", sesId);
	ajax.requestFile = "utils/del_basket.php";
	ajax.method = 'POST';
	ajax.element = 'basket_right';
	ajax.onLoading = whenLoading;
	ajax.onLoaded = whenLoaded;
	ajax.onInteractive = whenInteractive;
	ajax.onCompletion = whenCompleted;
	ajax.runAJAX();
	
	if (prod == 1) {
		document.getElementById('otm'+itemId).className = "unv";
		document.getElementById('zak'+itemId).className = "visible";
		alert('Из корзины удален товар - ' + name);
	} else {
		document.getElementById('basket_tr'+itemId).className = "unv";
	}

}

function chn_basket(itemId, sesId) {
	ajax.setVar("itemId", itemId);
	var newCount = document.getElementById('blist'+itemId).value;
	ajax.setVar("quant", newCount);
		// recomended method of setting data to be parsed.
	ajax.setVar("sesId", sesId);
	ajax.requestFile = "utils/chn_basket.php";
	ajax.method = 'POST';
	ajax.element = 'basket_right';
	ajax.onLoading = whenLoading;
	ajax.onLoaded = whenLoaded;
	ajax.onInteractive = whenInteractive;
	ajax.onCompletion = whenCompleted;
	ajax.runAJAX();
	
}