$(function() {
  var firstTime = true;


  $("#lista_prodotti").focus(function(){
      if (firstTime) {
        firstTime = false;
        $( "#lista_prodotti" ).val("");
      }
  });
  
  $( "#lista_prodotti" ).parent().submit(function (e){
	  e.preventDefault();
  });
  
  $( "#lista_prodotti" ).autocomplete({
    minLength: 0,
    source: products,
    focus: function( event, ui ) {
      $( "#lista_prodotti" ).val( ui.item.label );
      return false;
    },
    select: function( event, ui ) {
      window.location = "/" + lang + "/" + ui.item.value;
      return false;
    }
  });
});