Using the Arrow skin, for example, when a window is maximized the window loses the transparent border, and the title bar becomes black instead of transparent.
Is this by design? I hope not.

STATUS : WB+ SRV+ HLP+ UI+
WindowBlinds is installed correctly on this PC.
WindowBlinds appears to be activated on this PC
Your machine supports per pixel borders on WindowBlinds skins.
You have 2 monitors.
(Default Monitor) 1 is attached to NVIDIA GeForce4 MX 440 with AGP8X
() 2 is attached to UltraMon Display Mirror Driver
'NVIDIA GeForce4 MX 440 with AGP8X' also exists as device '\\.\DISPLAY2'
'NetMeeting driver' also exists as device '\\.\DISPLAYV2', but is not attached to the desktop and is a mirror driver.
'RDPDD Chained DD' also exists as device '\\.\DISPLAYV3', but is not attached to the desktop and is a mirror driver.