schemedef for Autohotkey

I read most scheme and schemedef discussions here. I copied some schemes and tried to change them.

All colors I can change are Keywords with ahk_ at the beginning.

Hope someone can help me to understand how to make this right.

thanks

<?xml version="1.0" ?>

<!-- Programmers Notepad scheme for Autohotkey -->

<Scheme>

<keyword-classes>

<keyword-class name="keywords1">

Abs ACos Asc ASin ATan AutoTrim BlockInput ahk_a1

</keyword-class>

<keyword-class name="keywords2">

Abort AboveNormal Add ahk_class ahk_group ahk_id ahk_pid All Alnum Alpha AltSubmit ahk_a2

</keyword-class>

<keyword-class name="keywords3">

A_AhkPath A_AhkVersion A_AppData A_AppDataCommon ahk_a3

</keyword-class>

<keyword-class name="keywords4">

Alt AltDown AltUp AppsKey BackSpace ahk_a4

</keyword-class>

</keyword-classes>

<schemedef name="ahk" title="Autohotkey" author="Rainer Friebel" url="http://www.pnotepad.org/" version="1"

casesensitive="false" braces="[()]">

<!-- Max 2 -->

<strings>

<!-- Double quotes string, with as an escape character. -->

<stringtype id="0" start=""" end=""" multiline="false" />

<stringtype id="1" start="'" end="'" multiline="false" />

</strings>

<comments>

<line start=";" blockStart="/*" blockEnd=" */" />

</comments>

<numbers start="[0-9]" />

<!-- From here on is the traditional scheme definition block... -->

<lexer name="ahk" />

<use-styles>

<style name="Default" key="32" />

<style name="Line Comment" key="1" class="comment" />

<style name="Block Comment" key="2" class="comment" />

<style name="Identifier" key="3" class="identifier" />

<style name="Number" key="4" class="number" />

<style name="keywords1" key="5" class="keyword" />

<style name="ReservedWords" key="6" class="keyword" />

<style name="Keywords3" key="7" class="keyword" />

<style name="Keywords4" key="8" class="keyword" />

<style name="String" key="10" class="string" />

<style name="String 2" key="11" class="string" />

<style name="Special Identifier" key="13" />

</use-styles>

<use-keywords>

<keyword key="0" name="Keywords" class="keywords1"/>

<keyword key="1" name="ReservedWords" class="keywords2"/>

<keyword key="2" name="Keywords3" class="keywords3"/>

<keyword key="3" name="Keywords4" class="keywords4"/>

</use-keywords>

</schemedef>

</Scheme>