if ( "_outer".equalsIgnoreCase( name ) ) { return parent; }
	public Object get( String name, Scriptable start )	{		if ( valueCacheMap.containsKey( name ) )			return valueCacheMap.get( name );		IBaseExpression baseExpr = exprManager.getExpr( name );		try		{			Object value = ExprEvaluateUtil.evaluateRawExpression( baseExpr,					scope );			Object obValue = JavascriptEvalUtil.convertToJavascriptValue( value,					scope );			valueCacheMap.put( name, obValue );			return obValue;		}		catch ( BirtException e )		{			return null;		}	}