func parentelements(lang string, cmd *commandsxml.Command) template.HTML { var ret []string x := cmd.Parents(lang) if len(x) == 0 { return template.HTML("(" + translate(lang, "none") + ")") } for _, v := range x { ret = append(ret, fmt.Sprintf(`<a href=%q>%s</a>`, v.Htmllink(), v.NameEn)) } return template.HTML(strings.Join(ret, ", ")) }