Screen Object in JavaScript

To detect details about the client's screen

Screen resolution:
document.write(screen.width + "*" + screen.height);

Available view area:
document.write(screen.availWidth + "*" + screen.availHeight);

Color depth:
document.write(screen.colorDepth);

Buffer depth:
document.write(screen.bufferDepth);

DeviceXDPI:
document.write(screen.deviceXDPI);

DeviceYDPI:
document.write(screen.deviceYDPI);

LogicalXDPI:
document.write(screen.logicalXDPI);

LogicalYDPI:
document.write(screen.logicalYDPI);

FontSmoothingEnabled:
document.write(screen.fontSmoothingEnabled);

PixelDepth:
document.write(screen.pixelDepth);

UpdateInterval:
document.write(screen.updateInterval);