Index: /FCKeditor.Java/branches/2.4/src/main/java/net/fckeditor/tool/Utils.java
===================================================================
--- /FCKeditor.Java/branches/2.4/src/main/java/net/fckeditor/tool/Utils.java	(revision 1437)
+++ /FCKeditor.Java/branches/2.4/src/main/java/net/fckeditor/tool/Utils.java	(revision 1438)
@@ -40,5 +40,5 @@
 	 * @param delimiter
 	 *          The delimiter. It shouldn't be empty!
-	 * @return An emtpy list, if 'stringList' is empty, or an uppercased set of strings.
+	 * @return An emtpy list, if 'stringList' is empty, or an lowercased set of strings.
 	 * @throws IllegalArgumentException
 	 *           if 'delimiter' is empty.
@@ -47,5 +47,5 @@
 		if (isEmpty(delimiter))
 			throw new IllegalArgumentException("Argument 'delimiter' shouldn't be empty!");
-		if (stringList == null || isEmpty(stringList))
+		if (isEmpty(stringList))
 			return new HashSet<String>();
 
@@ -82,5 +82,5 @@
 	 * 
 	 * @param str
-	 * @return <code>true</code> if the String is not empty and not nul
+	 * @return <code>true</code> if the String is not empty and not null.
 	 */
 	public static boolean isNotEmpty(final String str) {
@@ -89,6 +89,6 @@
 
 	/**
-	 * Replaces all 'search' with 'replacement' in 'string'.
-	 * 
+	 * Replaces all 'search' with 'replacement' in 'string'.<br>
+	 * Usage: 
 	 * <pre>
 	 * Utils.replaceAll(null, *, *)		= &quot;&quot;