mn_about_up=new Image(72,19);
mn_about_up.src="images/header/about.gif";
mn_about_down=new Image(72,19);
mn_about_down.src="images/header/about_active.gif";

mn_service_up=new Image(67,19);
mn_service_up.src="images/header/service.gif";
mn_service_down=new Image(67,19);
mn_service_down.src="images/header/service_active.gif";

mn_solution_up=new Image(78,19);
mn_solution_up.src="images/header/solution.gif";
mn_solution_down=new Image(78,19);
mn_solution_down.src="images/header/solution_active.gif";

mn_design_up=new Image(55,19);
mn_design_up.src="images/header/design.gif";
mn_design_down=new Image(55,19);
mn_design_down.src="images/header/design_active.gif";

mn_vip_up=new Image(95,19);
mn_vip_up.src="images/header/vip.gif";
mn_vip_down=new Image(95,19);
mn_vip_down.src="images/header/vip_active.gif";

mn_contact_up=new Image(67,19);
mn_contact_up.src="images/header/contact.gif";
mn_contact_down=new Image(67,19);
mn_contact_down.src="images/header/contact_active.gif";