The default, and only, window manager
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Mouse actions

    LMB					- raise window
    LMB ([bg] icon)			- "ghost" window
    RMB (frame)    			- lower window
    MMB (title bar)			- shade window
    LMB drag (frame)			- move window
    LMB drag (lower-right corner)	- resize window
	
Hints

    GUI_HINT_NOFRAME	- window will have no frame
    GUI_HINT_STEALFOCUS	- window will grab mouse focus without click
    GUI_HINT_GHOSTABLE  - window can be ghosted (i.e. made transparent,
    				and unable to receive focus)
