modified HTML source:

<embed  src="HelixEaiJava.wrl" border=0 height="200" width="200"/>
<object class="HelixEai.class" codetype="application/java" height="100" width="200"/>

modified Java source: HelixEai.java

original HTML source:

<embed src="helix.wrl" border=0 height="200" width="200">
<br>
<applet code="helix.class" mayscript height="100" width="200">
</applet>

original reference: http://www.web3d.org/technicalinfo/specifications/ISO_IEC_14772-All/part2/javaBind.html#Examples