Choose File > New to create a new blank image. Specify image size based on the desired print size (such as 8 inches x 10 inches at 150 pixels per inch on a white background). Choose File > Open, and open the first image (Image 1) to be added to the collage image. You now have the collage image and the first image (Image 1) open at the same time.Select the Move tool. Click anywhere within Image 1, drag from the Image 1 window to the collage image window, and release the mouse button. Image 1 displays in the collage image window. Image 1 is on a new layer, called Layer 1.4 Double-click the words Layer 1 in the Layers palette, and rename Layer 1 so that you can track your layers. Close the Image 1 window so that only the collage image is open. Your Layers palette now contains a Background layer and the new layer that you renamed. xml api