This warning is displayed when a program tries to automatically send an e-mail message by using the Microsoft Visual Basic for Applications (VBA) command Item.Send, from within Microsoft Office Outlook 2007. Do one of the following:

• If you want the program to send this e-mail message, click Yes. To stop the program, click No.
• If you are unsure which program is sending the e-mail message or why it is being sent, you should click No to help avoid the possible spread of viruses.

 Note   When this warning is displayed, the Yes button is not available for five seconds.