web page: videos link and other small changes

collects/meta/web/common/links.rkt

@@ -46,3 +46,16 @@
     @i{Programming Languages: Application and Interpretation}})
 
 (define* -bootstrap @make-link["http://www.bootstrapworld.org/"]{Bootstrap})
+
+(provide -rcon)
+(define (-rcon #:year [year #f] 
+               [body (if year 
+                         (format "~a" year)
+                         "RacketCon")])
+  (make-link (string-append
+              "http://con.racket-lang.org/"
+              (case year
+                [(2011) "2011/"]
+                [(#f 2012) ""]
+                [else (error 'rcon "unknown year: ~e" year)]))
+             body))

collects/meta/web/www/community.rkt

@@ -13,13 +13,13 @@
            resources for developers, RacketCon, blog, and more.}]{
     @mailing-lists-quick
     @irc-quick
-    @parlist[@strong{PLT Scheme Inc.}
+    @parlist[@strong{RacketCon}
+             @text{@-rcon{RacketCon} is our annual conference: @-rcon[#:year 2012] and @-rcon[#:year 2011].}]
+    @parlist[@strong{PLT Design Inc.}
       @text{@blog — announcements, helpful hints, and thoughtful rants.}
       @text{@a[href: "http://twitter.com/#!/racketlang"]{Twitter}
-            — random racket bits.}
-      @text{@people — the people behind Racket.}
-      @text{@a[href: "http://con.racket-lang.org/"]{RacketCon}
-            — our annual conference.}]
+            — random Racket bits.}
+      @text{@people — the people behind Racket.}]
     @parlist[@strong{Development}
       @text{@git (also available on
             @a[href: "http://github.com/plt/racket/"]{GitHub}).}

collects/meta/web/www/learning.rkt

@@ -15,6 +15,8 @@
         worthwhile for experience programmers who are new to “functional
         programming.”}
       @text{@-plai — a textbook on programming languages.}]
+    @parlist[@strong{Videos}
+      @text{See the @a[href: "https://github.com/plt/racket/wiki/Videos"]{videos page at the Racket wiki}.}]
     @parlist[
       @strong{Outreach}
       @text{@-pbd — a workshop to train teachers using @-htdp in the