Try this:
--- .jwmrc Sat Apr 4 14:06:30 2009
+++ /home/tc/.jwmrc Tue Apr 7 13:50:26 2009
@@ -63,7 +63,7 @@
<!-- Virtual Desktops -->
<!-- Desktop tags can be contained within Desktops for desktop names. -->
- <Desktops count="4">
+ <Desktops count="2">
<!-- Default background. Note that a Background tag can be
contained within a Desktop tag to give a specific background
--- .jwmrc-tray Sat Apr 4 14:06:30 2009
+++ /home/tc/.jwmrc-tray Tue Apr 7 14:05:17 2009
@@ -1,12 +1,13 @@
<JWM>
<!-- Additional tray attributes: autohide, width, border, layer, layout -->
- <Tray x="0" y="0" height="20">
+ <Tray x="0" y="0" height="20" autohide="true" border="0">
<!-- Additional TaskList attribute: maxwidth -->
<TaskList/>
<!-- Additional TrayButton attribute: label -->
<TrayButton label="_">showdesktop</TrayButton>
+ <TrayButton label="$">exec:aterm</TrayButton>
<!-- Additional Pager attributes; width, height -->
<Pager/>
@@ -21,4 +22,11 @@
<TrayButton label="X">exec:exittc</TrayButton>
</Tray>
+
+<!-- Decomment this one if you like to see the wbar always -->
+<!--
+ <Tray autohide="false" layer="12" border="0" height="0" y="-69" halign="center">
+ <Swallow name="wbar" width="0" height="0"></Swallow>
+ </Tray>
+ -->
+
+<!-- Decomment this one if you like to use wbar even with maximized windows -->
+<!--
+ <Tray autohide="false" layer="12" border="0" height="0" y="-21" halign="center">
+ <Swallow name="wbar" width="0" height="0"></Swallow>
+ </Tray>
+ -->
</JWM>
UPDATED: 09 April 2009