Google Adsense introduce a new feature that allow the Adsense publisher to choose font type that suit with their sites. The font type however still limited only to Arial, Times and Verdana.

This font setup can be done to both new or existing Adsense ads unit. Follow these steps to change it.

To set a custom font as the default for all your AdSense for content units :

1. Sign in to your account.
2. Visit your My Account tab.
3. In the Ad Display Preference section, click edit.
4. From the drop-down, choose your preferred font and save your changes.

The font settings will be reflected in all your AdSense for content ad units shortly.

This is the screen shot of where the font setup for all ads unit being done. Remember, once you modify this font type, all ads unit will use this font type.

To set custom fonts for individual ad units:

If you’re creating a new ad unit, you can choose a custom font while generating your ad code. Alternatively, you can update the font for an existing ad unit, by editing that ad unit through the Manage Ads page.

1. Sign in to your account.
2. Visit your AdSense Setup tab.
3. If you’re making a new ad unit, choose AdSense for content as the product and continue to modify your settings. If you’re editing an existing ad unit, visit the Manage Ads page and choose your desired AdSense unit.
4. In the Fonts drop-down, choose whichever font you would prefer.
5. Make any other changes to your ad unit and save. If you’re creating a new ad unit, your font settings will be visible wherever you add the code for that unit. If you’re editing a saved ad unit, font changes will be visible on your pages in a few moments.

This screen shot can be found on the screen where you’re creating new ads unit, or modify existing ads unit via Manage Ads screen.

Just make sure you choose appropriate fonts for your sites.