diff --git a/docs/xml/lazutils/lazutf16.xml b/docs/xml/lazutils/lazutf16.xml
index d1f9b2b1d3..9af26058cf 100644
--- a/docs/xml/lazutils/lazutf16.xml
+++ b/docs/xml/lazutils/lazutf16.xml
@@ -45,14 +45,20 @@ a UTF-16 table, but it might be extended to include various UTF-16 routines.
 Gets the length of the UTF-16 character in the specified PWideChar value.
 </short>
 <descr>
+<p>
 Uses the endian-ness for the platform. Returns 0, 1, or 2.
+</p>
 </descr>
 </element>
 <element name="UTF16CharacterLength.Result">
-<short>Length of the UTF-16 character in the value, or 0 when Nil.</short>
+<short>
+Length of the UTF-16 character in the value, or 0 when <b>Nil</b>.
+</short>
 </element>
 <element name="UTF16CharacterLength.p">
-<short>PWideChar value examined in the routine.</short>
+<short>
+PWideChar value examined in the routine.
+</short>
 </element>
 
 <element name="UTF16Length">
@@ -110,6 +116,7 @@ specified value.
 <short>Number of characters (code points) copied in the the routine.</short>
 </element>
 
+<!-- TODO: Needs description. -->
 <element name="UTF16CharStart">
 <short>
 Gets a pointer to the character (UTF-16 codepoint) at the specified position 
@@ -211,23 +218,28 @@ when p contains an invalid UTF-16 code point.
 
 <element name="UnicodeToUTF16">
 <short>
-Converts a Unicode character value to its UTF-16 equivalent as a WideString 
-value.
+Converts a Unicode character (code point) to its UTF-16 equivalent as a UnicodeString type.
 </short>
 <descr>
 <p>
-Cardinal values below $10000 result in a single WideChar code value for the
-code point. Other cardinal values result in 2 WideChar values in the result to
-represent the UTF-16 code point.
+Cardinal values below $10000 result in a single WideChar value for the code 
+point.  Cardinal values in the range $D800 - $DFFF are reserved code points 
+and contain 2 WideChar values in the result to represent the UTF-16 code 
+point. WIdeChar values are cast to the UnicodeString type used in the return 
+value.
 </p>
 </descr>
 <seealso/>
 </element>
 <element name="UnicodeToUTF16.Result">
-<short>WideString value with UTF-16 code point the Unicode character.</short>
+<short>
+UnicodeString value for the specified UTF-16 code point.
+</short>
 </element>
 <element name="UnicodeToUTF16.u">
-<short>Unicode character value converted in the routine.</short>
+<short>
+Cardinal value with the UTF-16 code point converted in the routine.
+</short>
 </element>
 
 <element name="IsUTF16CharValid">
@@ -277,23 +289,24 @@ Next UTF-16 code examined in the method.
 
 <element name="IsUTF16StringValid">
 <short>
-Determines if the specified WideString contains valid UTF-16 code points.
+Determines if the specified Unicode string contains valid UTF-16 code points.
 </short>
 <descr>
 <p>
-Examines the content in AWideStr for valid UTF-16 characters. Calls
-IsUTF16CharValid for consecutive code point pairs.
+Examines the content in AStr for valid UTF-16 characters. Calls IsUTF16CharValid for consecutive code point pairs.
 </p>
 </descr>
 <seealso/>
 </element>
 <element name="IsUTF16StringValid.Result">
 <short>
-True if the specified WideString contains valid UTF-16 code points.
+<b>True</b> if the specified Unicode string contains valid UTF-16 code points.
 </short>
 </element>
 <element name="IsUTF16StringValid.AWideStr">
-<short>WideString examined in the routine.</short>
+<short>
+Unicode string examined in the routine.
+</short>
 </element>
 
 <element name="Utf16StringReplace">
@@ -383,6 +396,11 @@ Characters in the following Unicode blocks are handled:
 <dd>ASCII variants in the Halfwidth and Fullwidth Forms block</dd>
 </dl>
 </descr>
+<version>
+Modified in LazUtils version 4.0 to dynamically initialize the character 
+mapping tables once when either UnicodeLowercase or UTF8LowerCaseViaTables is 
+called.
+</version>
 <seealso/>
 </element>
 <element name="UnicodeLowercase.Result">
@@ -403,6 +421,11 @@ Converts a UTF-8-encoded string to lowercase UTF-8 values using internal
 case tables.
 </short>
 <descr/>
+<version>
+Modified in LazUtils version 4.0 to dynamically initialize the character 
+mapping tables once when either UnicodeLowercase or UTF8LowerCaseViaTables is 
+called.
+</version>
 <seealso/>
 </element>
 <element name="UTF8LowerCaseViaTables.Result">