make a little update

fileinfo.go

@@ -165,7 +165,7 @@ func (fi FileInfo) serveSingleFile(w http.ResponseWriter, r *http.Request, c *Co
 
 	templates := []string{"single", "actions", "base"}
 	for _, t := range templates {
-		code, err := page.AddTemplate(t, Asset)
+		code, err := page.AddTemplate(t, Asset, nil)
 		if err != nil {
 			return code, err
 		}
@@ -228,7 +228,7 @@ func (fi FileInfo) serveListing(w http.ResponseWriter, r *http.Request, c *Confi
 
 	templates := []string{"listing", "actions", "base"}
 	for _, t := range templates {
-		code, err := page.AddTemplate(t, Asset)
+		code, err := page.AddTemplate(t, Asset, nil)
 		if err != nil {
 			return code, err
 		}

page.go

@@ -72,7 +72,7 @@ func (p PageInfo) PreviousLink() string {
 }
 
 // AddTemplate adds a template file to the page template
-func (p *Page) AddTemplate(name string, assets AssetFunc) (int, error) {
+func (p *Page) AddTemplate(name string, assets AssetFunc, functions template.FuncMap) (int, error) {
 
 	// Get the template from the assets
 	page, err := assets("templates/" + name + ".tmpl")
@@ -86,7 +86,7 @@ func (p *Page) AddTemplate(name string, assets AssetFunc) (int, error) {
 	// If it's the first iteration, creates a new template and add the
 	// functions map
 	if p.Tpl == nil {
-		p.Tpl, err = template.New(name).Parse(string(page))
+		p.Tpl, err = template.New(name).Funcs(functions).Parse(string(page))
 	} else {
 		p.Tpl, err = p.Tpl.Parse(string(page))
 	}