事件
click
dblclick
destroy
downclick
dragdrop
dragover
error
errormessage
gotfocus
init
interactivechange
keypress
lostfocus
message
middleclick 事件
mousedown
mousemove
mouseup
mousewheel
olecompletedrag
oledragdrop
oledragover
olegivefeedback
olesetdata
olestartdrag
programmaticchange
rangehigh
rangelow
rightclick
uienable
upclick
valid
when