opagation();
                this.clearSearchString();
                this.moveFocus(-1);
                break;
              case "Home":
                e.preventDefault();
                e.stopPropagation();
                this.clearSearchString();
                this.moveFocus("start");
                break;
              case "End":
                e.preventDefault();
                e.stopPropagation();
                this.clearSearchString();
                this.moveFocus("end");
            