diff --git a/src/main/java/edu/mit/blocks/codeblocks/ProcedureOutputManager.java b/src/main/java/edu/mit/blocks/codeblocks/ProcedureOutputManager.java
index 9d3a5ea0c23ad1113f0766ae0fe36bb2870ec986..a64e6b6562e29ee0f99ec4dbc96deb6c2becddd0 100644
--- a/src/main/java/edu/mit/blocks/codeblocks/ProcedureOutputManager.java
+++ b/src/main/java/edu/mit/blocks/codeblocks/ProcedureOutputManager.java
@@ -144,7 +144,8 @@ public class ProcedureOutputManager
 	 *		revert the types of incorrect output sockets
 	 *		disconnect incorrect output types
      */
-    public static void finishLoad() {
+    @SuppressWarnings("unlikely-arg-type")
+	public static void finishLoad() {
     	
     	// Create new output info for each procedure on the canvas.
     	for(Block p : workspace.getBlocksFromGenus("procedure")) {
diff --git a/src/main/java/edu/mit/blocks/codeblockutil/GlassCard.java b/src/main/java/edu/mit/blocks/codeblockutil/GlassCard.java
index f4dc3fc37ace92f2cd92e3f0edb13d68098734c8..ae9cd744100a51866cb1bc17a336bfb10fb96181 100644
--- a/src/main/java/edu/mit/blocks/codeblockutil/GlassCard.java
+++ b/src/main/java/edu/mit/blocks/codeblockutil/GlassCard.java
@@ -153,7 +153,7 @@ public class GlassCard implements ActionListener, PropertyChangeListener {
             // Set up first layer
             int buttonHeight = this.getHeight() - INSET * 2;
             int buttonWidth = this.getWidth() - INSET * 2;
-            int arc = buttonHeight; 
+            //int arc = buttonHeight; 
 /*
             if (this.pressed || this.selected) {
                 g2.setPaint(new GradientPaint(0, -buttonHeight, Color.darkGray, 0, buttonHeight, canvas.getColor(), false));
diff --git a/src/main/java/edu/mit/blocks/codeblockutil/GlassExplorer.java b/src/main/java/edu/mit/blocks/codeblockutil/GlassExplorer.java
index f584bf3a9d8547bffc30d3574a3912419b42fb8f..a27b0cb330a6e3a3b07e51e7673db0271a6caf2f 100644
--- a/src/main/java/edu/mit/blocks/codeblockutil/GlassExplorer.java
+++ b/src/main/java/edu/mit/blocks/codeblockutil/GlassExplorer.java
@@ -21,7 +21,6 @@ import javax.swing.JComponent;
 import javax.swing.JPanel;
 import javax.swing.Timer;
 
-import edu.mit.blocks.workspace.SearchBar;
 import edu.mit.blocks.workspace.Workspace;
 
 /**
diff --git a/src/main/java/edu/mit/blocks/workspace/ContextMenu.java b/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
index 93674028efde8db5276addeab8b73c1a0ac84d42..9093b2e8653cdd25a600edfd4de536fd08ca0f79 100644
--- a/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
+++ b/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
@@ -180,7 +180,7 @@ public class ContextMenu extends PopupMenu implements ActionListener {
      */
     private void createReferenceWindow(String blockGenusName) {
     	File cssFile = null;
-    	File indexFile = null;
+    	//File indexFile = null;
     	File htmlFile = null;
     	File imageFile = null;
     	File logoFile = null;
@@ -188,15 +188,15 @@ public class ContextMenu extends PopupMenu implements ActionListener {
     	File example2File  = null;
     	
     	String cssResource      ="/com/ardublock/reference/_seitenformatierung.css";
-    	String indexResource      ="/com/ardublock/reference/_inhaltsverzeichnis.html";
+    	//String indexResource      ="/com/ardublock/reference/_inhaltsverzeichnis.html";
     	String htmlResource     ="/com/ardublock/reference/"+blockGenusName+".html";
     	String logoResource     ="/com/ardublock/reference/_Logo_LGI_page.png";
     	String imageResource    ="/com/ardublock/reference/"+blockGenusName+".png";
-    	String exampleResource  ="/com/ardublock/reference/"+blockGenusName+"-beispiel.png";
+    	//String exampleResource  ="/com/ardublock/reference/"+blockGenusName+"-beispiel.png";
     	//String example2Resource ="/com/ardublock/reference/"+blockGenusName+"-beispiel-2.png";
     	String example2Resource ="/com/ardublock/reference/"+blockGenusName+"-beispiel-";
     	String exampleFileType  = ".png";
-    	String fileNotFoundResource = "/com/ardublock/reference/404.png";
+    	//String fileNotFoundResource = "/com/ardublock/reference/404.png";
     	String tempPath = "";
     	
     	/*