ment; [0052]FIGS. 14A and 14B are a plan view and its sectional view taken along the line 14B-14B, respectively, of a semiconductor light-emitting device according to a fourth embodiment of the invention; [0053]FIG. 15 is a sectional view showing manufacturing process of the semiconductor light-emitting device of the fourth embodiment; [0054]FIGS. 16A and 16B are a plan view and its sectional view