$("#upload-photo-form").on('submit',(function(e) {
  e.preventDefault();
  $.ajax({
   url: "php/upload-photo.php",
   type: "POST",
   data:  new FormData(this),
   contentType: false,
   cache: false,
   processData:false,
   success: function(response){
	 addPhotoFormDisabled(false)
	 if (response["errors"].length > 0 ) return show_upload_error(response["errors"]);
	 add_new_photo(response["photo"]);
   },
     error: function(error) {
     console.log(error);
   }
  });
  addPhotoFormDisabled(true);
 }));