In UI service I\'m trying to view HTML content using both createHTML() or createRichTextArea() but it doesn\'t show anything. HTML data comes as a variable from a document c
The supported tags for HTML in UiApp are listed here: https://developers.google.com/apps-script/releases/2012#march_2012
Added the ability to include a limited set of HTML tags when working with UiApp widgets, in response to this issue. Here is the list of HTML tags that are permitted: B, BLOCKQUOTE, BODY, BR, CENTER, CAPTION, CITE, CODE, DIV, EM, H1, H2, H3, H4, H5, H6, HR, I, LABEL, LEGEND, LI, OL, P, SPAN, STRONG, SUB, SUP, TABLE, TBODY, TD, THEAD, TITLE, TR, TT, UL