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
}
		
		if ( design instanceof DataItemDesign && tableBindings.size( ) > 0 )
		{
			TableBinding tb = (TableBinding) tableBindings.peek( );
			if ( tb.isAggregateData( design ) )
			{
				tb.add2DataList( design, data );
			}
			else
			{
				GroupInfo groupInfo = (GroupInfo) groupInfos.peek( );
				int index = tb.getDataItemDesignIndex( design );
				groupInfo.addPosition( index, span.getCol( ), lb
						.getListSize( span.getCol( ) ) );
			}
		}
		
		if(design instanceof DynamicTextItemDesign)
		{
			engine.calculateTopStyles( );
		}	
	}
	
	private String convertCharacter( int num )
	{
		char base = (char) ( num + 64 );
		Character cha = new Character( base );
		return cha.toString( );
	}