public void setHSBLeftCorner(Component component) {
		if (mHSBLeftCorner != component) {
			if (mHSBLeftCorner != null) {
				remove(mHSBLeftCorner);
			}
			mHSBLeftCorner = component;
			if (mHSBLeftCorner != null) {
				add(mHSBLeftCorner);
			}
		}
	}