put the status bar on the left side and the window menu will open on the left:


<!-- Main windows title bar. You need to define its height -->
<frame id="main" height="50">

<layer x="0" y="0" w="800" h="50" type="pixmap" pixmap="applicationtopbararea"/>

<layer x="290" y="5" w="410" h="50" type="label" color="osso-TitleTextColor" justify="left" font="osso-TitleFont" />

<!-- Define the area that launches application menu -->

<button x="290" y="0" w="410" h="50" action="custom" options="inputonly,pressonly" />

<!-- Define the status bar applet panel -->

<panel x="0" y="0" w="280" h="50" />

<!-- Define minimize and close buttons -->
<!--
<button x="0" y="0" w="100" h="50" action="next" >
<active pixmap="titlebarclosebuttonpressed"/>
<inactive pixmap="titlebarclosebutton"/>
</button>
-->
<button x="-100" y="0" w="100" h="50" action="close" >
<active pixmap="titlebarclosebuttonpressed" />
<inactive pixmap="titlebarclosebutton"/>
</button>