gistfile1.js

          <script>
          var length = {{ product.variants.size }};

          $(document).ready(function () {
            $("#{{ product.id }}-quantity-0").focus();    
            $("#submit-table-{{ product.id }}").click(function(e) {     
              e.preventDefault();
              //array for Variant Titles
              var toAdd = new Array();
              var qty ;
              for(i=0; i < length; i++){

                toAdd.push({
                  variant_id: $("#{{ product.id }}-variant-"+i).val(),        
                  quantity_id: $("#{{ product.id }}-quantity-"+i).val() || 0
                });
              }
              function moveAlong(){
                if (toAdd.length) {
                  var request = toAdd.shift();
                  var tempId= request.variant_id;
                  var tempQty = request.quantity_id;
                  var params = {
                    type: 'POST',
                    url: '/cart/add.js',
                    data: 'quantity='+tempQty+'&id='+tempId,
                    dataType: 'json',
                    success: function(line_item) { 
              //console.log("success!");
              moveAlong();

            },
            error: function() {
              //console.log("fail");
              moveAlong();
              }
            };
            $.ajax(params);
            }
            else {        
              document.location.href = '/cart';
              }  
            };
            moveAlong();
            });
          });
          </script>