I'd remove the WMlogin manager and copy the startxfce script to the xinit file.
You mean wdm/wings display manger, right?
http://voins.program.ru/wdm/INSTALL read that to help you some.
> Date: Wed, 14 Oct 2009 10:23:12 +0200
> From: firstname.lastname@example.org
> To: email@example.com
> Subject: WM-can't input user name
> Hi folks,
> I have XFCE and I was install WM login manager. After poweroff I can't
> write my login name in WM and Option: Reboot doesn't work either.
> Goran Dobosevic
> Hrvatski: www.dobosevic.com
> English: www.dobosevic.com/en/
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