AltDesk 1.6 released
A new version of popular VDM is available for download.
http://www.astonshell.com/
from
WinCustomize Forums
We're glad to introduce you AltDesk 1.6 final, a powerful, flexible and easy to use Virtual Desktop Manager. AltDesk makes your daily work easier by implementing Virtual Desktops which you can use for storing various groups of tasks. You can also easily swap tasks between Desktops, immediately get access to certain tasks and much more. AltDesk give you the power of multiple displays on a single screen.

What's New in AltDesk 1.6:
+ New skin format
+ New default skins
+ Easy skin installation
+ Redesigned configuration interface
+ Very fast wallpaper switching algorithm
+ Hight quality resampling algorithm for stretching wallpapers
+ Wallpapers can be set from both shell (Explorer or Aston) and AltDesk's configuration menu
+ Task previews: small thumbnails, displaying certain window's content
+ New localization system currently supporting 10 languages (more coming soon)
+ Comprehensive help system includes skinning tutorials and translation guide
+ Window's "Always on top" and transparency properties can be adjusted by right-clicking its icon in AltDesk
+ "Fade" effects
+ Updated application's icon
+ "Reaload skin" hotkey for skin developers
+ New NSIS-based installer
+ Tray icon now cannot be disabled
+ "Cycle thye list of desktops" behavior is now default
+ AltDesk's window cannot be dragged out of the screen unless you disable a corresponding check
* Numerous bugfixes and engine improvemenets (see the program's documentation for a complete list)
WebSite: Link
Download: Link

What's New in AltDesk 1.6:
+ New skin format
+ New default skins
+ Easy skin installation
+ Redesigned configuration interface
+ Very fast wallpaper switching algorithm
+ Hight quality resampling algorithm for stretching wallpapers
+ Wallpapers can be set from both shell (Explorer or Aston) and AltDesk's configuration menu
+ Task previews: small thumbnails, displaying certain window's content
+ New localization system currently supporting 10 languages (more coming soon)
+ Comprehensive help system includes skinning tutorials and translation guide
+ Window's "Always on top" and transparency properties can be adjusted by right-clicking its icon in AltDesk
+ "Fade" effects
+ Updated application's icon
+ "Reaload skin" hotkey for skin developers
+ New NSIS-based installer
+ Tray icon now cannot be disabled
+ "Cycle thye list of desktops" behavior is now default
+ AltDesk's window cannot be dragged out of the screen unless you disable a corresponding check
* Numerous bugfixes and engine improvemenets (see the program's documentation for a complete list)
WebSite: Link
Download: Link
I can do the same thing with Alt-desk alone and have no problems.
Also sounds like you didn't search very hard to find skins. Aston's site has a bunch, but you should also check out DeviantArt and Customize.org.