How do you improve the quality of the font's on your LCD screen ? This works for both the LCD screen of your monitor and your laptop.
This technology for smoothing the font's on your LCD monitor is called ClearType and is present on Windows PC's (XP, Vista & Windows 7).
From Wikipedia :
There is a small utility to start and tune ClearType on your PC by Microsoft. You can download it from the Microsoft webpage here.ClearType is a trademark for Microsoft's implementation of subpixel rendering technology. ClearType attempts to improve the appearance of text on certain types of computer display screens by sacrificing color fidelity for additional intensity variation. This trade-off is asserted to work well on LCD flat panel monitors.
All instructions to install and use this ClearType tuner are on the webpage from where you downloaded Microsoft's powertoy for ClearType. Use the Wizard, its the easiest and best way to tune ClearType on your PC's LCD screen.