This illustration shows a screen capture of the ComboBoxSample application. Its user interface contains several UI controls arranged in rows.

The first row contains two combo boxes indicated by the labels To and Priority. The To box contains the following grayed out hint text: "Email address." The Priority box is blank.

The second row contains the Subject field with the corresponding label. The field is empty.

The third row is the empty-text area for the message body.

A Send button is at the bottom of the screen.

Next to the Send button is the following text: "Your message was successfully sent to greg.smith@example.com."