Use the New Dashboard dialog box to create dashboards. After creating a dashboard, you can then add the dashparts.
To create a dashboard:
On the Navigation menu, click Dashboards.
On the Dashboard toolbar, click Dashboards ยป New Dashboard.
On the New Dashboard dialog box, enter a name for the dashboard that you are creating and click OK.
You can now add dashparts to the new dashboard.
Learn about the Dashboard toolbar
Configure access control to dashboards