<zk>
<window apply="pkg$.DynamicHtmlComposer" border="normal" title="dynamic html">
<custom-attributes version="123"/> <!-- just defining a variable accessible via EL -->
<vlayout>
inline works
<html content="Version = ${version}" />
failing case using html and content from composer
<html id="html" /> <!-- fails -->
create components from cms as xhtml components
<div id="div-xhtml" />
create components as native html elements
<div id="div-native" />
</vlayout>
</window>
</zk>