You can set general options for all performance gadgets that defines how a gadget appears on a dashboard. The following general options, shown in Figure 3‑24, are available after a performance gadget is created:

Selecting Show Header or Show Border makes those parts of the gadget visible. The Auto Refresh feature sets a gadget to refresh at a selected time interval such as every 5 or 10 minutes. Selecting this option causes the gadget and its content to reload at the specified interval.

Dashboard developers can set the exact size of a gadget using Dimensions. You can set the width only when the gadget is either floating or in a dashboard that uses the free form layout.