Bug 179880 [Smoke][Automation][Regression] Preview failed in daily build 20070329
steps to reproduce - create a report design - preview report expected behavior: - report is previewed actual behavior: - failed to preview
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLAbstractLM.java
{
		if ( content == null )
		{
			return false;
		}
		IStyle style = content.getStyle( );
		CSSValue pageBreak = style.getProperty( IStyle.STYLE_PAGE_BREAK_AFTER);
		if ( IStyle.ALWAYS_VALUE.equals( pageBreak )
				|| IStyle.RIGHT_VALUE.equals( pageBreak )
				|| IStyle.LEFT_VALUE.equals( pageBreak ))
		{
			
			return true;
		}
		return false;
	}
	protected boolean hasMasterPageChanged( )
	{
		if ( content == null )
		{
			return false;
		}
		IStyle style = content.getStyle( );
		if ( style == null )
		{
			return false;
		}
		String newMasterPage = style.getMasterPage( );
		if ( newMasterPage == null || "".equals( newMasterPage ) ) 
		{