Display the Overview palette to preview the entire active image or to view image information. The Overview palette displays a rectangle over the part of the image visible in the image window. To show other areas of the image, click and drag this rectangle.
The Overview palette contains two tabs:
Preview Displays the image preview. The image updates after you complete an action. Transparent areas of the image appear as white.
Info Displays image status information including height and width, color depth, memory used, cursor position, rotation, and other information.