Windows 7 startup screen

1024 × 768

Windows 7 logo on Earth

1920 × 1080

Windows 7 logo on wood

1440 × 900

Red swirl with Windows logo

1024 × 768

Person with Computer Monitor Head — Blue

2560 × 1600

Red Text on Blue Background — Dramatic

1920 × 1080

Blue abstract motion background

1920 × 1200

Apple logo on blue background

800 × 600

Anime Character Lain — Blue

1920 × 1200

blue abstract water droplets

1024 × 768

glowing purple flowers on blue

1440 × 900

anime girl with silver hair

1024 × 768