Long description

The figure has a background color labeled Web page background color.

The image labeled GIF Image is placed at the left of the figure. It has a large icon of addressed envelope overlapping a solid blue rectangular box labeled Email. The background in the image is shaded white. An arrow from the image points to a block placed at the right. The block contains 3 square boxes, each with the colors - white, blue, and red. There is a downward pointer at the top of the first box that reads, Select white to be transparent color. An arrow from the block points to the right at the output of the image in a Browser. The image shows the addressed envelope overlapping a solid blue rectangular box labeled Email against the yellow background of the figure. The background of the output image is also shaded yellow.