'Opera' => 'Opera.*Mini|Opera.*Mobi|Android.*Opera|Mobile.*OPR/[0-9.]+|Coast/[0-9.]+', 'Skyfire' => 'Skyfire', 'IE' => 'IEMobile|MSIEMobile', // |Trident/[.0-9]+ 'Firefox' => 'fennec|firefox.*maemo|(Mobile|Tablet).*Firefox|Firefox.*Mobile', ...