La fonction de suggestion automatique permet d'affiner rapidement votre recherche en suggérant des correspondances possibles au fur et à mesure de la frappe.
also you are accessing the wrong ID to remove the load button:
if ($("#blog-hidden:hidden").length == 0) {
$("#loady").fadeOut('slow');
}
lastly, I think you already addressed this but, in your codepen you are using the doc.ready long form and shorthand, where shorthand is the only thing needed