Purpose: Use the time navigation controls to change the time span of a trend and view data from different periods of time.
Task: Double the time span of the trend into the past three times. Zoom into a specific period of time twice.
Steps:
Click the double back button
three times. The button is in the lower-left corner of the Trend.
Click and drag to highlight a period of time, then click the zoom button
.
Repeat step two to drill down further. Note the updated time span on the time picker.

