Sets or retrieves the font size for the current selection.
Command FontSize User interface None. Set bUserInterface to false. execCommand vValue Required. Integer or String that specifies the font size. This must be a value between 1 and 7, inclusive. Applies to execCommand, queryCommandEnabled, queryCommandIndeterm, queryCommandState, queryCommandSupported, queryCommandValue.
The HTML generated by this command may vary depending on the version of Windows Internet Explorer.
Internet Explorer 4.0 and later.