Bug 189586 [smoke]Fail to preview template item in xls format..[1203]
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/ExcelEmitter.java
public void endPage( IPageContent page )
	{
	}
	/**
	 * 1. calculate styles for this row top border
	 * 2. make sure all columns's size are same
	 * 3. judge if need swap dataes.
	 * 
	 * @param row row content
	 */
	public void endRow( IRowContent row )
	{
		engine.calculateTopStyles( );
		synchronizeCols( );
		if ( ++lines % flushLength == 0 )
		{
			try
			{
				lb.flush( false, engine );
			}
			catch ( Exception e )
			{
				logger.log( Level.WARNING, e.getMessage( ), e );
				throw new RuntimeException( "Error Occur" );
			}
		}
	}
	/**
	 * when a container element complete, 
	 * the bottom border's style can be calculated.