The functions of some of the common options are given below. Remember that the kinds of files that can be displayed on the Web are .GIF files and .JPG files. Text alignment and wrapping around images controls where the text appears in relation to the image itself. Text can align at the top, middle, or bottom of the image. In addition, text can wrap around an image, either to the left or to the right.
Dimensions is the size of an image.
When the page containing this image loads, space is allocated for it and even if the image takes a little while to load, the remainder of the page can load around the image. If the image size is not specified, the HTML page cannot continue loading until the image has finished loading, because the amount of space required to display the image is not known. Space around image is the empty space surrounding an image. The images below show some examples of how text can be aligned, and how white space makes text more readable when it occurs next to an image. Move your mouse pointer over the three images below.