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To insert an image from a scanner into a Word 2007 document, follow these steps:

1. Start Word 2007.
2. On the Insert tab, click Clip Art.
3. In the Clip Art pane, click Organize clips.
4. On the File menu, point to Add Clips to Organizer, and then click From Scanner or Camera.
5. Select the image, click Add, and then close Microsoft Clip Organizer.

http://support.microsoft.com/kb/924462