diff --git a/mercurial/hgweb/common.py b/mercurial/hgweb/common.py
--- a/mercurial/hgweb/common.py
+++ b/mercurial/hgweb/common.py
@@ -78,25 +78,6 @@ def staticfile(directory, fname, req):
         else:
             raise ErrorResponse(HTTP_SERVER_ERROR, err.strerror)
 
-def style_map(templatepath, style):
-    """Return path to mapfile for a given style.
-
-    Searches mapfile in the following locations:
-    1. templatepath/style/map
-    2. templatepath/map-style
-    3. templatepath/map
-    """
-    locations = style and [os.path.join(style, "map"), "map-"+style] or []
-    locations.append("map")
-    if isinstance(templatepath, str):
-        templatepath = [templatepath]
-    for path in templatepath:
-        for location in locations:
-            mapfile = os.path.join(path, location)
-            if os.path.isfile(mapfile):
-                return mapfile
-    raise RuntimeError("No hgweb templates found in %r" % templatepath)
-
 def paritygen(stripecount, offset=0):
     """count parity of horizontal stripes for easier reading"""
     if stripecount and offset:
diff --git a/mercurial/hgweb/hgweb_mod.py b/mercurial/hgweb/hgweb_mod.py
--- a/mercurial/hgweb/hgweb_mod.py
+++ b/mercurial/hgweb/hgweb_mod.py
@@ -9,7 +9,7 @@
 import os
 from mercurial import ui, hg, util, hook, error, encoding
 from mercurial import templater, templatefilters
-from common import get_mtime, style_map, ErrorResponse
+from common import get_mtime, ErrorResponse
 from common import HTTP_OK, HTTP_BAD_REQUEST, HTTP_NOT_FOUND, HTTP_SERVER_ERROR
 from common import HTTP_UNAUTHORIZED, HTTP_METHOD_NOT_ALLOWED
 from request import wsgirequest
@@ -37,9 +37,7 @@ class hgweb(object):
         self.stripecount = 1
         # a repo owner may set web.templates in .hg/hgrc to get any file
         # readable by the user running the CGI script
-        self.templatepath = self.config("web", "templates",
-                                        templater.templatepath(),
-                                        untrusted=False)
+        self.templatepath = self.config('web', 'templates')
 
     # The CGI scripts are often run by a user different from the repo owner.
     # Trust the settings from the .hg/hgrc files by default.
@@ -237,7 +235,7 @@ class hgweb(object):
 
         start = req.url[-1] == '?' and '&' or '?'
         sessionvars = webutil.sessionvars(vars, start)
-        mapfile = style_map(self.templatepath, style)
+        mapfile = templater.stylemap(style, self.templatepath)
 
         if not self.reponame:
             self.reponame = (self.config("web", "name")
diff --git a/mercurial/hgweb/hgwebdir_mod.py b/mercurial/hgweb/hgwebdir_mod.py
--- a/mercurial/hgweb/hgwebdir_mod.py
+++ b/mercurial/hgweb/hgwebdir_mod.py
@@ -9,7 +9,7 @@
 import os
 from mercurial.i18n import _
 from mercurial import ui, hg, util, templater, templatefilters, error, encoding
-from common import ErrorResponse, get_mtime, staticfile, style_map, paritygen,\
+from common import ErrorResponse, get_mtime, staticfile, paritygen,\
                    get_contact, HTTP_OK, HTTP_NOT_FOUND, HTTP_SERVER_ERROR
 from hgweb_mod import hgweb
 from request import wsgirequest
@@ -317,7 +317,7 @@ class hgwebdir(object):
             style = req.form['style'][0]
         if self.stripecount is None:
             self.stripecount = int(config('web', 'stripes', 1))
-        mapfile = style_map(templater.templatepath(), style)
+        mapfile = templater.stylemap(style)
         tmpl = templater.templater(mapfile, templatefilters.filters,
                                    defaults={"header": header,
                                              "footer": footer,
diff --git a/mercurial/hgweb/webcommands.py b/mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py
+++ b/mercurial/hgweb/webcommands.py
@@ -7,7 +7,7 @@
 
 import os, mimetypes, re, cgi, copy
 import webutil
-from mercurial import error, archival, templatefilters
+from mercurial import error, archival, templater, templatefilters
 from mercurial.node import short, hex
 from mercurial.util import binary
 from common import paritygen, staticfile, get_contact, ErrorResponse
@@ -610,7 +610,7 @@ def static(web, req, tmpl):
     # readable by the user running the CGI script
     static = web.config("web", "static", None, untrusted=False)
     if not static:
-        tp = web.templatepath
+        tp = web.templatepath or templater.templatepath()
         if isinstance(tp, str):
             tp = [tp]
         static = [os.path.join(p, 'static') for p in tp]
diff --git a/mercurial/templater.py b/mercurial/templater.py
--- a/mercurial/templater.py
+++ b/mercurial/templater.py
@@ -183,9 +183,32 @@ def templatepath(name=None):
 
     return normpaths
 
+def stylemap(style, paths=None):
+    """Return path to mapfile for a given style.
+
+    Searches mapfile in the following locations:
+    1. templatepath/style/map
+    2. templatepath/map-style
+    3. templatepath/map
+    """
+
+    if paths is None:
+        paths = templatepath()
+    elif isinstance(paths, str):
+        paths = [templatepath]
+
+    locations = style and [os.path.join(style, "map"), "map-" + style] or []
+    locations.append("map")
+    for path in paths:
+        for location in locations:
+            mapfile = os.path.join(path, location)
+            if os.path.isfile(mapfile):
+                return mapfile
+
+    raise RuntimeError("No hgweb templates found in %r" % paths)
+
 def stringify(thing):
     '''turn nested template iterator into string.'''
     if hasattr(thing, '__iter__'):
         return "".join([stringify(t) for t in thing if t is not None])
     return str(thing)
-