#main_nav_list a#main_nav_item1 {
				   background: url(img30.png) no-repeat;

				}
				#main_nav_list a#main_nav_item1:hover {
				   background: url(img31.png) no-repeat;

				}
			#main_nav_list a.main_nav_active_item {
				   background: url(img32.png) no-repeat;

				}
			#main_nav_list a#main_nav_item13 {
				   background: url(img4.png) no-repeat;

				}
				#main_nav_list a#main_nav_item13:hover {
				   background: url(img5.png) no-repeat;

				}
			#main_nav_list a#main_nav_item16 {
				   background: url(img6.png) no-repeat;

				}
				#main_nav_list a#main_nav_item16:hover {
				   background: url(img7.png) no-repeat;

				}
			#main_nav_list a#main_nav_item21 {
				   background: url(img8.png) no-repeat;

				}
				#main_nav_list a#main_nav_item21:hover {
				   background: url(img9.png) no-repeat;

				}
			#main_nav_list a#main_nav_item17 {
				   background: url(img10.png) no-repeat;

				}
				#main_nav_list a#main_nav_item17:hover {
				   background: url(img11.png) no-repeat;

				}