diff --git a/src/main/java/org/olat/course/nodes/cp/CPEditController.java b/src/main/java/org/olat/course/nodes/cp/CPEditController.java
index f419aaa0870d74cb9f608c3b4660bc33ced9072a..0e4a864c03b407f22b065e382f977fca7627c002 100644
--- a/src/main/java/org/olat/course/nodes/cp/CPEditController.java
+++ b/src/main/java/org/olat/course/nodes/cp/CPEditController.java
@@ -129,9 +129,11 @@ public class CPEditController extends ActivateableTabbableDefaultController impl
 
 		main = new Panel("cpmain");		
 		
-		cpConfigurationVc = this.createVelocityContainer("edit");
+		cpConfigurationVc = createVelocityContainer("edit");
 		chooseCPButton = LinkFactory.createButtonSmall(NLS_COMMAND_CREATECP, cpConfigurationVc, this);
+		chooseCPButton.setElementCssClass("o_sel_cp_choose_repofile");
 		changeCPButton = LinkFactory.createButtonSmall(NLS_COMMAND_CHANGECP, cpConfigurationVc, this);
+		changeCPButton.setElementCssClass("o_sel_cp_change_repofile");
 		
 		if (config.get(CONFIG_KEY_REPOSITORY_SOFTKEY) != null) {
 			// fetch repository entry to display the repository entry title of the chosen cp
diff --git a/src/main/java/org/olat/course/nodes/feed/FeedNodeEditController.java b/src/main/java/org/olat/course/nodes/feed/FeedNodeEditController.java
index 96054ac3c812bcdfb7c009d7121b66b7ca6e4280..ea1f1ce84c85d0a2e9d54b1aef71b666d204866e 100644
--- a/src/main/java/org/olat/course/nodes/feed/FeedNodeEditController.java
+++ b/src/main/java/org/olat/course/nodes/feed/FeedNodeEditController.java
@@ -148,7 +148,9 @@ public abstract class FeedNodeEditController extends ActivateableTabbableDefault
 		learningResource = new Panel("learning_resource_panel");
 		contentVC = new VelocityContainer("accessVC", FeedNodeEditController.class, "edit", getTranslator(), this);
 		changeButton = LinkFactory.createButtonSmall(BUTTON_CHANGE_FEED, contentVC, this);
+		changeButton.setElementCssClass("o_sel_feed_change_repofile");
 		chooseButton = LinkFactory.createButtonSmall(BUTTON_CREATE_FEED, contentVC, this);
+		chooseButton.setElementCssClass("o_sel_feed_choose_repofile");
 
 		if (config.get(AbstractFeedCourseNode.CONFIG_KEY_REPOSITORY_SOFTKEY) != null) {
 			// fetch repository entry to display the repository entry title of the
diff --git a/src/main/java/org/olat/course/nodes/wiki/WikiEditController.java b/src/main/java/org/olat/course/nodes/wiki/WikiEditController.java
index 7ee88b4fdb85790435cb165a20fb2f1ca52137b9..df5e5c6854dbc07553c00c1ab0e629902a20fe75 100644
--- a/src/main/java/org/olat/course/nodes/wiki/WikiEditController.java
+++ b/src/main/java/org/olat/course/nodes/wiki/WikiEditController.java
@@ -120,10 +120,11 @@ public class WikiEditController extends ActivateableTabbableDefaultController im
 		
 		main = new Panel("wikimain");
 		
-		content = this.createVelocityContainer("edit");
-		/*previewButton = LinkFactory.createButtonSmall("command.preview", content, this);*/
+		content = createVelocityContainer("edit");
 		chooseButton = LinkFactory.createButtonSmall("command.create", content, this);
+		chooseButton.setElementCssClass("o_sel_wiki_choose_repofile");
 		changeButton = LinkFactory.createButtonSmall("command.change", content, this);
+		changeButton.setElementCssClass("o_sel_wiki_choose_repofile");
 				
 		editAccessVc = this.createVelocityContainer("edit_access");
 		CourseGroupManager groupMgr = course.getCourseEnvironment().getCourseGroupManager();