Some cosmetic changes. Fade out of button after asking a question, some margin to avoid interference of the button with scrollbars, reduced timeframe upon appearance and changed modal window description text.

config/locales/de.yml

@@ -248,7 +248,7 @@ de:
         removeAllOnLine: Meine Kommentare auf dieser Zeile löschen
         listing: Die neuesten Kommentaranfragen
         request: "Kommentaranfrage stellen"
-        question: "Was ist Ihre Frage? (optional)"
+        question: "Bitte beschreiben Sie kurz ihre Problem oder nennen Sie den Programmteil, zu dem sie Feedback wünschen."
     index:
       clone: Duplizieren
       implement: Implementieren

config/locales/en.yml

@@ -248,7 +248,7 @@ en:
         removeAllOnLine: Remove my comments on this line
         listing: Listing the newest comment requests
         request: "Request Comments"
-        question: "What is your question? (optional)"
+        question: "Please shortly describe your problem or the program part you would like to get feedback for."
     index:
       clone: Duplicate
       implement: Implement