原文 http://msdn.microsoft.com/en-us/library/ms533049(VS.85).aspx 2D-Position
Allows absolutely positioned elements to be moved by dragging.
AbsolutePosition
Sets an element's position property to "absolute."
BackColor
Sets or retrieves the background color of the current selection.
BlockDirLTR
Not supported.
BlockDirRTL
Not supported.
Bold
Toggles the current selection between bold and nonbold.
BrowseMode
Not supported.
ClearAuthenticationCache
Clears all authentication credentials from the cache. Applies only to execCommand.
Copy
Copies the current selection to the clipboard.
CreateBookmark
Creates a bookmark anchor or retrieves the name of a bookmark anchor for the current selection or insertion point.
CreateLink
Inserts a hyperlink on the current selection, or displays a dialog box enabling the user to specify a URL to insert as a hyperlink on the current selection.
Cut
Copies the current selection to the clipboard and then deletes it.
Delete
Deletes the current selection.
DirLTR
Not supported.
DirRTL
Not supported.
EditMode
Not supported.
FontName
Sets or retrieves the font for the current selection.
FontSize
Sets or retrieves the font size for the current selection.
ForeColor
Sets or retrieves the foreground (text) color of the current selection.
FormatBlock
Sets the current block format tag.
Indent
Increases the indent of the selected text by one indentation increment.
InlineDirLTR
Not supported.
InlineDirRTL
Not supported.
InsertButton
Overwrites a button control on the text selection.
InsertFieldset
Overwrites a box on the text selection.
InsertHorizontalRule
Overwrites a horizontal line on the text selection.
InsertIFrame
Overwrites an inline frame on the text selection.
InsertImage
Overwrites an image on the text selection.
InsertInputButton
Overwrites a button control on the text selection.
InsertInputCheckbox
Overwrites a check box control on the text selection.
InsertInputFileUpload
Overwrites a file upload control on the text selection.
InsertInputHidden
Inserts a hidden control on the text selection.
InsertInputImage
Overwrites an image control on the text selection.
InsertInputPassword
Overwrites a password control on the text selection.
InsertInputRadio
Overwrites a radio control on the text selection.
InsertInputReset
Overwrites a reset control on the text selection.
InsertInputSubmit
Overwrites a submit control on the text selection.
InsertInputText
Overwrites a text control on the text selection.
InsertMarquee
Overwrites an empty marquee on the text selection.
InsertOrderedList
Toggles the text selection between an ordered list and a normal format block.
InsertParagraph
Overwrites a line break on the text selection.
InsertSelectDropdown
Overwrites a drop-down selection control on the text selection.
InsertSelectListbox
Overwrites a list box selection control on the text selection.
InsertTextArea
Overwrites a multiline text input control on the text selection.
InsertUnorderedList
Converts the text selection into an ordered list.
Italic
Toggles the current selection between italic and nonitalic.
JustifyCenter
Centers the format block in which the current selection is located.
JustifyFull
Not supported.
JustifyLeft
Left-justifies the format block in which the current selection is located.
JustifyNone
Not supported.
JustifyRight
Right-justifies the format block in which the current selection is located.
LiveResize
Causes the MSHTML Editor to update an element's appearance continuously during a resizing or moving operation, rather than updating only at the completion of the move or resize.
MultipleSelection
Allows for the selection of more than one site selectable element at a time when the user holds down the SHIFT or CTRL keys.
Open
Not supported.
Outdent
Decreases by one increment the indentation of the format block in which the current selection is located.
OverWrite
Toggles the text-entry mode between insert and overwrite.
Paste
Overwrites the contents of the clipboard on the current selection.
PlayImage
Not supported.
Opens the print dialog box so the user can print the current page.
Redo
Not supported.
Refresh
Refreshes the current document.
RemoveFormat
Removes the formatting tags from the current selection.
RemoveParaFormat
Not supported.
SaveAs
Saves the current webpage to a file.
SelectAll
Selects the entire document.
SizeToControl
Not supported.
SizeToControlHeight
Not supported.
SizeToControlWidth
Not supported.
Stop
Not supported.
StopImage
Not supported.
StrikeThrough
Not supported.
Subscript
Not supported.
Superscript
Not supported.
UnBookmark
Removes any bookmark from the current selection.
Underline
Toggles the current selection between underlined and not underlined.
Undo
Undo the previous command.
Unlink
Removes any hyperlink from the current selection.
Unselect
Clears the current selection.