Need more captchas or captcha error -> focus on captcha iframe

src/Posting/QR.captcha.coffee

@@ -49,12 +49,12 @@ QR.captcha =
     if @occupied()
       @destroy()
     else
-      @shouldFocus = true
-      @setup true
+      @setup true, true
 
-  setup: (force) ->
+  setup: (focus, force) ->
     return unless @isEnabled and (@needed() or force)
     $.addClass QR.nodes.el, 'captcha-open'
+    @shouldFocus = true if focus
     if @timeouts.destroy
       clearTimeout @timeouts.destroy
       delete @timeouts.destroy
@@ -129,7 +129,7 @@ QR.captcha =
     @captchas = @captchas[i..]
     @count()
     $.set 'captchas', @captchas
-    @setup()
+    @setup true
 
   count: ->
     @nodes.counter.textContent = "Captchas: #{@captchas.length}"

src/Posting/QR.coffee

@@ -145,7 +145,7 @@ QR =
       el = err
       el.removeAttribute 'style'
     if QR.captcha.isEnabled and /captcha|verification/i.test el.textContent
-      QR.captcha.setup()
+      QR.captcha.setup true
     QR.notify el
     alert el.textContent if d.hidden
 
@@ -791,7 +791,7 @@ QR =
       QR.close()
     else
       post.rm()
-      QR.captcha.setup()
+      QR.captcha.setup true
 
     QR.cooldown.add req.uploadEndTime, threadID, postID