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 ( bookmarkList.get( bookmark ) == null )
		{
			return null;
		}
		else
		{
			return (String) bookmarkList.get( bookmark );
		}
	}
	
	private void writeDatas( ExcelWriter writer )
	{
		try
		{
			Object[] os;
			lb.open( );
			while ( lb.more( ) )
			{
				writer.startRow( );
				os = lb.readLine( );
				for ( int i = 0; i < os.length; i++ )
				{
					Data d = (Data) os[i];
					
					HyperlinkDef def = d.getHyperlinkDef( );
					if ( def != null
							&& def.getType( ) == IHyperlinkAction.ACTION_BOOKMARK )
					{
						def.setUrl( (String) bookmarkList.get( def.getUrl( ) ) );
					}