If you want to insert placeholders instead of photos, videos or large bodies of text, you can use this utility to generate the placeholder code. This is useful for posting youtube videos etc. in your blog when you don't want the actual video box taking up much space until the user wants to view it.
Enter a BlockID for the placeholder, then Type/Paste in the html in the original context box and press the generate button.
BlockID -- This will be used as the div id and in the function name