To allow HTML in wiki pages, you must enable the Allow HTML option on the General Preferences tab of the Admin: Wiki page.
Enabling the Allow HTML option.
You can include most HTML elements instead of (or in place of) wiki syntax to format pages.
{NOTE()}Tiki will automatically sanitize any potentially unsafe HTML coding. This includes SCRIPT and EMBED elements.{NOTE}
Including HTML in wiki pages.
{TIP()}Tiki generates all pages using XHTML. Be sure that any code you include validates properly as XHTML. See http://www.w3.org for the complete XHTML specification.{TIP}