--- a/xslt/link.xslt
+++ b/xslt/link.xslt
@@ -1,117 +1,60 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) Igor Sysoev
+  Copyright (C) Nginx, Inc.
+  -->
+
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
 
-   <xsl:template match="img"> 
-      <img src="{@href}">
-         <xsl:apply-templates/>
-      </img>
-   </xsl:template>
-
-   <xsl:template match="origin">
-
-      <a>
-
-         <xsl:attribute name="href">
+<xsl:template match="img"> <img src="{@href}"> <xsl:apply-templates/> </img> </xsl:template>
 
-            <xsl:call-template name="root">
-               <xsl:with-param select="$ORIGIN" name="path"/>
-            </xsl:call-template>
-
-            <xsl:value-of select=" concat(substring-before($ORIGIN, '.xml'), '.html')"/>
-         </xsl:attribute>
-
-         <xsl:apply-templates/>
-
-      </a>
-   </xsl:template>
-
-   <xsl:template match="link[@url]">
+<xsl:template match="origin">
+    <a>
+    <xsl:attribute name="href">
+        <xsl:call-template name="root"><xsl:with-param select="$ORIGIN" name="path"/></xsl:call-template><xsl:value-of select=" concat(substring-before($ORIGIN, '.xml'), '.html') "/>
+    </xsl:attribute>
+    <xsl:apply-templates/>
+    </a>
+</xsl:template>
 
-      <a href="{@url}">
-         <xsl:choose>
-
-            <xsl:when test="count(node()) != 0">
-               <xsl:apply-templates/>
-            </xsl:when>
-            <xsl:otherwise>
-               <xsl:value-of select="@url"/>
-            </xsl:otherwise>
-         </xsl:choose>
-
-      </a>
-   </xsl:template>
+<xsl:template match="link[@url]">
+    <a href="{@url}">
+    <xsl:choose><xsl:when test="count(node()) != 0"> <xsl:apply-templates/> </xsl:when><xsl:otherwise> <xsl:value-of select="@url"/> </xsl:otherwise></xsl:choose>
+    </a>
+</xsl:template>
 
-   <xsl:template match="link[@id and not(@doc)]">
-
-      <a href="#{@id}">
-         <xsl:choose>
-
-            <xsl:when test="count(node()) != 0">
-               <xsl:apply-templates/>
-            </xsl:when>
-            <xsl:otherwise>
-               <xsl:value-of select="@id"/>
-            </xsl:otherwise>
-         </xsl:choose>
-
-      </a>
-   </xsl:template>
+<xsl:template match="link[@id and not(@doc)]">
+    <a href="#{@id}">
+    <xsl:choose><xsl:when test="count(node()) != 0"> <xsl:apply-templates/> </xsl:when><xsl:otherwise> <xsl:value-of select="@id"/> </xsl:otherwise></xsl:choose>
+    </a>
+</xsl:template>
 
-   <xsl:template match="link[@doc and not(@id)]">
-
-      <a href="{substring-before(@doc, '.xml')}.html">
-         <xsl:choose>
-
-            <xsl:when test="count(node()) != 0">
-
-               <xsl:apply-templates/>
-            </xsl:when>
-
-            <xsl:otherwise>
-
-               <xsl:value-of select=" document(@doc)/article/@name | document(@doc)/module/@name"/>
-            </xsl:otherwise>
-         </xsl:choose>
-
-      </a>
-   </xsl:template>
-
-   <xsl:template match="link[@id and @doc]">
-
-      <a href="{substring-before(@doc, '.xml')}.html#{@id}">
-         <xsl:choose>
+<xsl:template match="link[@doc and not(@id)]">
+    <a href="{substring-before(@doc, '.xml')}.html">
+    <xsl:choose><xsl:when test="count(node()) != 0">
+        <xsl:apply-templates/>
+    </xsl:when><xsl:otherwise>
+        <xsl:value-of select=" document(@doc)/article/@name | document(@doc)/module/@name "/>
+    </xsl:otherwise></xsl:choose>
+    </a>
+</xsl:template>
 
-            <xsl:when test="count(node()) != 0">
-               <xsl:apply-templates/>
-            </xsl:when>
-            <xsl:otherwise>
-               <xsl:value-of select="@id"/>
-            </xsl:otherwise>
-         </xsl:choose>
-
-      </a>
-   </xsl:template>
-
-   <xsl:template match="links">
-
-      <xsl:for-each select="link">
-         <xsl:sort select="@id"/>
+<xsl:template match="link[@id and @doc]">
+    <a href="{substring-before(@doc, '.xml')}.html#{@id}">
+    <xsl:choose><xsl:when test="count(node()) != 0"> <xsl:apply-templates/> </xsl:when><xsl:otherwise> <xsl:value-of select="@id"/> </xsl:otherwise></xsl:choose>
+    </a>
+</xsl:template>
 
-         <a href="{substring-before(@doc, '.xml')}.html#{@id}">
-            <xsl:value-of select="@id"/>
-         </a>
-
-         <xsl:if test="count(../link[@id = current()/@id]) &gt; 1">
-
+<xsl:template match="links">
+    <xsl:for-each select="link"><xsl:sort select="@id"/>
+        <a href="{substring-before(@doc, '.xml')}.html#{@id}"><xsl:value-of select="@id"/></a>
+        <xsl:if test="count(../link[@id = current()/@id]) > 1">
             <xsl:text> (</xsl:text>
-
             <xsl:value-of select="substring-before(substring-after(@doc, '/'), '.xml')"/>
-
             <xsl:text>)</xsl:text>
-         </xsl:if>
-
-         <br/>
-      </xsl:for-each>
-   </xsl:template>
+        </xsl:if>
+        <br/>
+    </xsl:for-each>
+</xsl:template>
 
 </xsl:stylesheet>