In the Effects dialog box, select the Use the following method to smooth edges of screen fonts check box.
Click ClearType in the list.
To open Display, click Start, click Control Panel, click Appearance and Themes, and then click Display.
ClearType is ideal for portable computer and other flat screen monitors. ClearType may appear slightly blurry on desktop computer monitors.
Whether you select Standard or ClearType from the list, you must have a video card and monitor that support a color setting of at least 256 colors. Best results are achieved with High color (24-bit) or Highest color (32-bit) support. Click the Settings tab to set Color quality.