doc: add more gophers

R=golang-dev, bradfitz, r
CC=golang-dev
https://golang.org/cl/5753047

doc/contrib.html

@@ -3,6 +3,8 @@
 	"Path": "/project/"
 }-->
 
+<img class="gopher" src="/doc/gopher/project.png" />
+
 <div id="manual-nav"></div>
 
 <p>

doc/docs.html

@@ -31,6 +31,8 @@ libraries.
 
 <h2 id="learning">Learning Go</h2>
 
+<img class="gopher" src="/doc/gopher/doc.png"/>
+
 <h3 id="go_tour"><a href="http://tour.golang.org/">A Tour of Go</a></h3>
 <p>
 An interactive introduction to Go in three sections.
@@ -117,6 +119,8 @@ Guided tours of Go programs.
 
 <h2 id="talks">Talks</h2>
 
+<img class="gopher" src="/doc/gopher/talks.png"/>
+
 <p>
 The talks marked with a red asterisk (<font color="red">*</font>) were written
 before Go 1 and contain some examples that are no longer correct, but they are
@@ -179,6 +183,8 @@ documentation.
 
 <h2 id="community">The Go Community</h2>
 
+<img class="gopher" src="/doc/gopher/project.png"/>
+
 <h3 id="mailinglist"><a href="http://groups.google.com/group/golang-nuts">Go Nuts Mailing List</a></h3>
 <p>The <a href="http://groups.google.com/group/golang-nuts">golang-nuts</a> 
 mailing list is for general Go discussion.</p>

doc/help.html

@@ -3,6 +3,8 @@
 	"Path": "/help/"
 }-->
 
+<img class="gopher" src="/doc/gopher/help.png"/>
+
 <p>
 Need help with Go? Try these resources.
 </p>

doc/reference.html

@@ -3,7 +3,7 @@
 	"Path":  "/ref/"
 }-->
 
-<img src="/doc/gopher/ref.png" align="right"/>
+<img class="gopher" src="/doc/gopher/ref.png" />
 
 <p>Good bedtime reading.</p>
 

doc/style.css

@@ -367,3 +367,20 @@ div#blog .read {
 
 table.codetable { margin-left: auto; margin-right: auto; border-style: none; }
 hr { border-style: none; border-top: 1px solid black; }
+
+img.gopher {
+	float: right;
+	margin-left: 10px;
+	margin-bottom: 10px;
+}
+.pkgGopher {
+	text-align: right;
+}
+.pkgGopher .gopher {
+	float: none;
+	position: relative;
+	top: -40px;
+	margin-bottom: -120px;
+}
+h2 { clear: right; }
+

lib/godoc/package.html

@@ -163,7 +163,13 @@
 
 {{with .Dirs}}
 	{{/* DirList entries are numbers and strings - no need for FSet */}}
-	{{if $.PDoc}}<h2 id="subdirectories">Subdirectories</h2>{{end}}
+	{{if $.PDoc}}
+		<h2 id="subdirectories">Subdirectories</h2>
+	{{else}}
+		<div class="pkgGopher">
+			<img class="gopher" src="/doc/gopher/pkg.png"/>
+		</div>
+	{{end}}
 	<table class="dir">
 	<tr>
 	<th>Name</th>