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 startTableBand( ITableBandContent band )
	{
	}
	/**
	 * Add table's group information
	 * @param group
	 * 			current table group
	 */
	public void startTableGroup( ITableGroupContent group )
	{
		GroupInfo parent = (GroupInfo) groupInfos.peek( );
		String groupName = ( (TableGroupDesign) group.getGenerateBy( ) )
				.getName( );
		
		GroupInfo child = new GroupInfo( groupName, parent.getColExps( ) );
		parent.addSubGroupInfo( child );
		groupInfos.push( child );
	}
	public void startText( ITextContent text )
	{
	}
	/**
	 * Add an element's data to container.
	 * 
	 * @param design
	 *            element's design
	 * @param style
	 *            element's style
	 * @param url