div = (HtmlDivision) elementIterator.next();
assertEquals( div.getAttribute( "class" ), "source" );
HtmlPreformattedText pre = (HtmlPreformattedText) elementIterator.next();
assertEquals( pre.asText().trim(), "<source>1.5</source>" );
p = (HtmlParagraph) elementIterator.next();
assertEquals( p.getAttribute( "align" ), "right" );
a = (HtmlAnchor) elementIterator.next();