Bug 313882 [Regression]pageoverflow plus pagebreakinternal shows different pdf pages in web viewer and preview
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/nLayout/area/impl/ContainerArea.java
{
		return pageBreakAfter;
	}
	public void setPageBreakAfter( CSSValue pageBreakAfter )
	{
		this.pageBreakAfter = pageBreakAfter;
	}
	public CSSValue getPageBreakBefore( )
	{
		return pageBreakBefore;
	}
	public void setPageBreakBefore( CSSValue pageBreakBefore )
	{
		this.pageBreakBefore = pageBreakBefore;
	}
	public CSSValue getPageBreakInside( )
	{
		return pageBreakInside;
	}
	public void setPageBreakInside( CSSValue pageBreakInside )
	{
		this.pageBreakInside = pageBreakInside;
	}
	public abstract void close( ) throws BirtException;
	public abstract void initialize( ) throws BirtException;
	public abstract SplitResult splitLines( int lineCount )
			throws BirtException;
	public abstract SplitResult split( int height, boolean force )
			throws BirtException;
	public void relayout( )