avada script error

<script type="text/javascript">
jQuery(function($) {
tvc_lc="SGD";

homepage_json_ATC_link=[];

tvc_fp=[];

tvc_rcp=[];

tvc_rdp=[];

prodpage_json_ATC_link=[];

tvc_pgc=[];

catpage_json_ATC_link=[];


                  ga("require", "ec", "ec.js");
                  ga("set", "&cu", tvc_lc);
        function t_products_impre_clicks(t_json_name,t_action){
                   t_send_threshold=0;
                   t_prod_pos=0;

                    t_json_length=Object.keys(t_json_name).length;

                    for(var t_item in t_json_name) {
            t_send_threshold++;
            t_prod_pos++;

                 ga("ec:addImpression", {
                            "id": t_json_name[t_item].tvc_i,
                            "name": t_json_name[t_item].tvc_n,
                            "category": t_json_name[t_item].tvc_c,
                            "price": t_json_name[t_item].tvc_p,
                            "position": t_json_name[t_item].tvc_po,
                        });

        if(t_json_length > 6 ){
                           if((t_send_threshold%6)==0){
                            t_json_length=t_json_length-6;
                            ga("send", "event", "Enhanced-Ecommerce","load","product_impression_"+t_action , {"nonInteraction": 1});
                        }
                     }else{

                       t_json_length--;
                       if(t_json_length==0){
                        ga("send", "event", "Enhanced-Ecommerce","load", "product_impression_"+t_action, {"nonInteraction": 1});
                        }
        }
                }
        }

        //function for comparing urls in json object
        function prod_exists_in_JSON(t_url,t_json_name,t_action){
                                    if(t_json_name.hasOwnProperty(t_url)){
                                        t_call_fired=true;
                    ga("ec:addProduct", {
                        "id": t_json_name[t_url].tvc_i,
                                            "name": t_json_name[t_url].tvc_n,
                                            "category": t_json_name[t_url].tvc_c,
                                            "price": t_json_name[t_url].tvc_p,
                                            "position": t_json_name[t_url].tvc_po,
                    });
                    ga("send", "event", "Enhanced-Ecommerce","click", "product_click_"+t_action, {"nonInteraction": 1});
                                   }else{
                                   t_call_fired=false;
                }
                                return t_call_fired;
            }
                function prod_ATC_link_exists(t_url,t_ATC_json_name,t_prod_data_json,t_qty){
                    t_prod_url_key=t_ATC_json_name[t_url]["ATC-link"];

                         if(t_prod_data_json.hasOwnProperty(t_prod_url_key)){
                                t_call_fired=true;
                            // Enhanced E-commerce Add to cart clicks
                              ga("ec:addProduct", {
                               "id": t_prod_data_json[t_prod_url_key].tvc_i,
                               "name": t_prod_data_json[t_prod_url_key].tvc_n,
                               "category": t_prod_data_json[t_prod_url_key].tvc_c,
                               "price": t_prod_data_json[t_prod_url_key].tvc_p,
                                "quantity" : t_qty
                              });
                              ga("ec:setAction", "add");
                              ga("send", "event", "Enhanced-Ecommerce","click", "add_to_cart_click",{"nonInteraction": 1});
                              }else{
                                   t_call_fired=false;
        }
                         return t_call_fired;

                }


                if(tvc_fp.length !== 0){
                    t_products_impre_clicks(tvc_fp,"fp");
                }
                if(tvc_rcp.length !== 0){
                    t_products_impre_clicks(tvc_rcp,"rp");
                }
                jQuery("a:not([href*=add-to-cart],.product_type_variable, .product_type_grouped)").on("click",function(){
            t_url=jQuery(this).attr("href");
                        //home page call for click
                        t_call_fired=prod_exists_in_JSON(t_url,tvc_fp,"fp");
                        if(!t_call_fired){
                            prod_exists_in_JSON(t_url,tvc_rcp,"rp");
                        }
                });
                //ATC click
                jQuery("a[href*=add-to-cart]").on("click",function(){
            t_url=jQuery(this).attr("href");
                        t_qty=$(this).parent().find("input[name=quantity]").val();
                             //default quantity 1 if quantity box is not there
                            if(t_qty=="" || t_qty===undefined){
                                t_qty="1";
                            }
                        t_call_fired=prod_ATC_link_exists(t_url,homepage_json_ATC_link,tvc_fp,t_qty);
                        if(!t_call_fired){
                            prod_ATC_link_exists(t_url,homepage_json_ATC_link,tvc_rcp,t_qty);
                        }
                    });



tvc_smd={"tvc_wcv":"3.2.6","tvc_wpv":"4.9.2","tvc_eev":"1.2.1.2","tvc_cnf":{"t_ee":"yes","t_df":false,"t_gUser":false,"t_UAen":"no","t_thr":"6"}};
 });
</script>