The word macro refers to things. It's also the script that's called by the text inside the curly braces. A macro inserts text in the web page. It can do anything it wants, but at the end it must return a string of text that replaces the curly braces and what's inside the curly braces.
Simple macro Go back to the tutorial website.
Inside, create a new script, via New Script from the Table menu. Call the script myName. Then click the Compile button. Always compile your scripts when you create a new one or make a change. If there are any syntax errors, an Error Info window will appear.