function showPaymentInfo (payment, hide) { 
	document.getElementById(payment+'Info').style.visibility = 'visible';
	document.getElementById(hide+'Info').style.visibility = 'hidden';
}

function cartAdd(id) {
   var url = '/cart/add';
   var params = 'product_id='+id;
   var ajax = new Ajax.Updater(
	   {success: 'cartResult'},
	   url,
	   {onLoading: function(request)  {Element.show('cartAddLoadingDiv')},  asynchronous: true, method: 'post', parameters: params});
}

function cart(action, id, quantity) {
	var url = '/cart/'+action;
	var params = 'product_id='+id;
	if (action=='update') {
		params = params +'&quantity='+quantity;
	}
	var ajax = new Ajax.Updater(
		{success: 'cartInfo'},
		url,
		{onLoading: function(request)  {Element.show('cartLoadingDiv')}, asynchronous: true, method: 'post', parameters: params});
}

function showDeliveryAddress(value) {	
	if (value =='1' && document.getElementById('delivery').style.display == 'none') {
		document.getElementById('delivery').style.display = 'block';
	} else if (value=='0') {
		document.getElementById('delivery').style.display = 'none';
	}
}

function cartPayment(method) {
   var url = '/cart/step3';
   var params = 'method='+method;
   var ajax = new Ajax.Updater(
	   {success: 'cartPaymentMethod'},
	   url,
	   {onLoading: function(request)  {Element.show('cartPaymentMethodLoadingDiv')},  asynchronous: true, method: 'post', parameters: params});
}