op_register("aboutusB","../../../imgs/layout/aboutusN.jpg","../../../imgs/layout/aboutusO.jpg");
   op_register("productsB","../../../imgs/layout/productsN.jpg","../../../imgs/layout/productsO.jpg");
   op_register("capabilitiesB","../../../imgs/layout/capabilitiesN.jpg","../../../imgs/layout/capabilitiesO.jpg");
   op_register("contactsB","../../../imgs/layout/contactsN.jpg","../../../imgs/layout/contactsO.jpg");