#main_nav_list a#main_nav_item10 {
				   background: url(img21.png) no-repeat;

				}
				#main_nav_list a#main_nav_item10:hover {
				   background: url(img22.png) no-repeat;

				}
			#main_nav_list a#main_nav_item1 {
				   background: url(img1.png) no-repeat;

				}
				#main_nav_list a#main_nav_item1:hover {
				   background: url(img2.png) no-repeat;

				}
			#main_nav_list a#main_nav_item15 {
				   background: url(img3.png) no-repeat;

				}
				#main_nav_list a#main_nav_item15:hover {
				   background: url(img4.png) no-repeat;

				}
			#main_nav_list a.main_nav_active_item {
				   background: url(img55.png) no-repeat;

				}
			#main_nav_list a#main_nav_item12 {
				   background: url(img7.png) no-repeat;

				}
				#main_nav_list a#main_nav_item12:hover {
				   background: url(img8.png) no-repeat;

				}