code: public void callChildVisitors(XSLTVisitor visitor, boolean callAttrs)
    {
    	if(callAttrs)
    	{
  	  	if(null != m_countMatchPattern)
  	  		m_countMatchPattern.getExpression().callVisitors(m_countMatchPattern, visitor);
  	  	if(null != m_fromMatchPattern)
  	  		m_fromMatchPattern.getExpression().callVisitors(m_fromMatchPattern, visitor);
  	  	if(null != m_valueExpr)
  	  		m_valueExpr.getExpression().callVisitors(m_valueExpr, visitor);
  	
  	  	if(null != m_format_avt)
  	  		m_format_avt.callVisitors(visitor);
  	  	if(null != m_groupingSeparator_avt)
  	  		m_groupingSeparator_avt.callVisitors(visitor);
  	  	if(null != m_groupingSize_avt)
  	  		m_groupingSize_avt.callVisitors(visitor);
  	  	if(null != m_lang_avt)
  	  		m_lang_avt.callVisitors(visitor);
  	  	if(null != m_lettervalue_avt)
  	  		m_lettervalue_avt.callVisitors(visitor);
    	}
  
      super.callChildVisitors(visitor, callAttrs);
    }
docs: Call the children visitors.
  @param visitor The visitor whose appropriate method will be called.