| Roundtrip response time: | ||
This page contains 4 images that each take 2 seconds, and the iframe also contains 4 images that each take 2 seconds,
| Roundtrip response time: | ||
This page contains 4 images that each take 2 seconds, and the iframe also contains 4 images that each take 2 seconds,
This is the companion website for High Performance Web Sites by Steve Souders.