Xfce panel doesn't auto-raise when cursor is over the "Workspace Switcher" gadget

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http://askubuntu.com – I run regular old Ubuntu with XFCE installed explicitly, and have been doing so for some time now (years). I'm noticing that since some recent update (to my 11.10 installation) that the XFCE panel doesn't respond to mouse-over (by auto-raising itself) when the mouse goes over the part of the panel covered by the "Workspace Switcher" gadget. If I move the mouse left or right to get to another part of the panel, it raises itself correctly. However, it never raises itself no matter how long I keep the mouse over the switcher. Worse, if I've got the mouse at the very bottom of the screen, and mo (HowTos)