function addCart(url, productId){
    var pars = new Object();
    pars['qtd'] =  $F('qtd_' + productId);
    if ($('sizes_' + productId)){
    	pars['sizes'] =  $F('sizes_' + productId);
    }
    if ($('colors_' + productId)){
    	pars['colors'] =  $F('colors_' + productId);
    }
    url = baseUrlLink + url;
 
    var myAjax = new Ajax.Updater('answer_' + productId,
          url,
          {
              method: 'get',
              parameters: Object.toQueryString(pars),
              onComplete: function(transport) {
    			setTimeout(updateShopTotal(), 200);
    		  }
          }
          );
    

}

function removeCart(url, productId) {
    var pars  = '';
    var productElement = 'cart_item_' + productId;
    url = baseUrlLink + url;

    var myAjax = new Ajax.Request(url, {
		method: 'get',
			onSuccess: function(transport) {
				if($(productElement).parentNode.getElementsByTagName('TR').length <=2){
					setTimeout(window.location.reload( true ), 800);
					return true;
				}
				$(productElement).remove();
				setTimeout(updateShopTotal(), 200);
			}
		});
    
}

function changeQtd(url, productId) {
    var pars = 'qtd=' + $F('qtd_' + productId);
    url = baseUrlLink + url;
    $('amount_items_' + productId).innerHTML='<img src="' + baseUrl + '/images/ajax-loader.gif" />';

    var myAjax = new Ajax.Updater('amount_items_' + productId,
    			url, {
					method: 'get',
					parameters: pars,
					onComplete: function(transport) {
    						setTimeout('updateCartTotal();updateShopTotal();', 200);
					}
				});
    
}

function updateCartTotal(){
	$('cart_item_total').innerHTML='<img src="' + baseUrl + '/images/ajax-loader.gif" />';
    var myAjax = new Ajax.Updater('cart_item_total',
    			baseUrlLink + '/shop/get-total-items', {
				method: 'get'
		});	
}

function updateShopTotal(){
	$('shop_checkout').innerHTML='<div class="shop_items"><img src="' + baseUrl + '/images/ajax-loader.gif" />&nbsp;&nbsp;</div><div class="shop_price"><img src="' + baseUrl + '/images/ajax-loader.gif" />&nbsp;&nbsp;</div>';
    var myAjax = new Ajax.Updater('shop_checkout',
    			baseUrlLink + '/shop/get-total', {
				method: 'get'
		});	
}