Programming guideline of WinDom
Event library
EvntWindom()
EvntAttach()
EvntAdd()
EvntDataAttach()
EvntDataAdd()
EvntDelete()
EvntClear()
EvntFind()
EvntExec()
EvntRemove()
EvntDisable()
EvntEnable()
EvntRedraw()
snd_rdw()
give_iconifyxywh()
