Sort Wish.com results by price

WishSortPrice.js

$("<style>.overlay { position:absolute; background-color: white; top:0;    left:0;    width:100%;    height:100%;    z-index:1000;  } .loader {  position: fixed;  top: 1em; padding: 15px; maring: 15px; border: 1px solid #000000; border-radius: 10px; background-color: #CC0000; color: #FFFFFF; right: 1em; z-index: 999999999999; }</style>").appendTo("head");
$("body").append("<div id='overlay' class='overlay'></div><div id='loader' class='loader'><b>Bezig met inladen en sorteren ...</b></div>");

maxProducts = prompt("Hoeveel producten wil je inladen? (max. 500)");

var app =   setInterval(function(){ 
    

    
    if ($(".feed-product-item").length < maxProducts){
        if($("#loading-img.hide").length == 0){
            $("html, body").animate({ scrollTop: $(document).height() }, 0); 
            $('#overlay').css({ height: $(document).height() });
        }

    }else{      clearInterval(app);
        $('.currency-subscript').remove();
        $( ".feed-product-item" ).each(function(){
                    
                    price = $(this).find(".feed-actual-price").html();
                    price = price.replace(" € ","").replace("€","").replace(" ","").replace("Free",0);
                    $(this).attr('price', $.trim(price));
					if (price == 0 || price > 20){ $(this).remove(); }
					
                
        })
  
        
        
    var products = $(".feed-product-item");

    products.sort(function (a, b) {
        // convert to integers from strings
        a = parseInt($(a).attr("price"), 10);
        b = parseInt($(b).attr("price"), 10);
        if(a > b) { return 1;} else if(a < b) { return -1; } else { return 0; }
    });

    // put sorted results back on page
    $("#feed-grid").html('');
    $("#feed-grid").append(products);

    $("#overlay").remove();
    $("#loader").remove();

    $("html, body").animate({ scrollTop: 0 }, 0);       
    
    }

},50);