1.Click Diagram Design[Illustrations] > Pictures.
2.Select a file in the Insert Image dialog box.
3.Click OK to close the dialog box. The newly inserted image is now displayed.
4.If necessary, position the image by dragging it with the mouse.
5.To define the absolute height and width, click Format[Measures]. You can change the relative size in relation to the original image size in the following Properties window fields: Scaling Width and Scaling Height.