diff --git a/docs/mandoc.css b/docs/mandoc.css
index 02c7748..f0160b9 100644
--- a/docs/mandoc.css
+++ b/docs/mandoc.css
@@ -274,15 +274,6 @@ a.In { }
 		font-weight: normal;
 		font-family: monospace; }
 
-/* Tooltip support. */
-
-h1.Sh, h2.Ss {	position: relative; }
-.An, .Ar, .Cd, .Cm, .Dv, .Em, .Er, .Ev, .Fa, .Fd, .Fl, .Fn, .Ft,
-.Ic, code.In, .Lb, .Lk, .Ms, .Mt, .Nd, code.Nm, .Pa, .Rs,
-.St, .Sx, .Sy, .Va, .Vt, .Xr {
-		display: inline-block;
-		position: relative; }
-
 /* Overrides to avoid excessive margins on small devices. */
 
 @media (max-width: 37.5em) {
diff --git a/web.go b/web.go
index 6220800..68cd870 100644
--- a/web.go
+++ b/web.go
@@ -1991,7 +1991,7 @@ func avatate(w http.ResponseWriter, r *http.Request) {
 }
 
 func serveasset(w http.ResponseWriter, r *http.Request) {
-	w.Header().Set("Cache-Control", "max-age=7776000")
+	//w.Header().Set("Cache-Control", "max-age=7776000")
 	dir := viewDir
 	if r.URL.Path == "/local.css" {
 		dir = dataDir
@@ -2000,7 +2000,7 @@ func serveasset(w http.ResponseWriter, r *http.Request) {
 }
 func servehelp(w http.ResponseWriter, r *http.Request) {
 	name := mux.Vars(r)["name"]
-	w.Header().Set("Cache-Control", "max-age=3600")
+	//w.Header().Set("Cache-Control", "max-age=3600")
 	http.ServeFile(w, r, viewDir+"/docs/"+name)
 }
 func servehtml(w http.ResponseWriter, r *http.Request) {