category_imgs[0] = "/cms_files/N-12-frImg.jpg";
category_imgs[1] = "/cms_files/N-13-frImg.jpg";
category_imgs[2] = "/cms_files/N-14-frImg.jpg";
category_imgs[3] = "/cms_files/N-15-frImg.jpg";
category_imgs[4] = "/cms_files/N-17-frImg.jpg";
category_imgs[5] = "/cms_files/N-18-frImg.jpg";