Bug 204245 Blank column on visibility column in excel[0300]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLTableLM.java
boolean isRepeated = buffer.isRepeated();
					buffer.setRepeated( true );
					engine.layout(this, header, emitter );
					buffer.setRepeated( isRepeated );
					context.setAllowPageBreak( pageBreak );
				}
			}
		}
		isFirstLayout = false;
	}
	protected boolean layoutChildren( )
	{
		repeatHeader( );
		boolean hasNext = super.layoutChildren( );
		return hasNext;
	}
	protected void end( boolean finished )
	{
		context.getPageBufferManager( ).endContainer( content, finished, tableEmitter, true );
	}
	protected void start( boolean isFirst )
	{
		context.getPageBufferManager( ).startContainer( content, isFirst, tableEmitter, true );
	}
	protected IContentEmitter getEmitter( )
	{
		return this.tableEmitter;
	}
}