Google ANDROID 2.3.4 - Manual (Page 21)

Android basics 21
AUG-2.3.4-105 Android User’s Guide
View other parts of the Home screen
S Slide your finger left or right across the Home screen.
Extensions to the Home screen provide more space for widgets, shortcuts, and
other items. For more on sliding, see “Using the touchscreen” on page 22.
Small dots at the lower left and right indicate which screen you’re viewing.
S Touch & hold the small dots on the lower left or right of the screen to view
thumbnails of the Home screen and its extensions, which you can touch to open.