/**
	 * Hides the custom keykoard.
	 */
	protected void hideKeyBoard() {
		if(mKeyboard != null){
			mKeyboard.setVisibility(View.GONE);
		}
	}
	/**
	 * Makes custom keyboard visible.
	 */
	protected void showKeyBoard() {
		if(mKeyboard != null){
			mKeyboard.setVisibility(View.VISIBLE);
		}
	}