MACROMEDIA DREAMWEAVER 8-DREAMWEAVER API Reference page 546

dreamweaver.showTagLibraryEditor()
Availability
Dreamweaver MX.
Description
This function opens the Tag Library editor.
Arguments
None.
Returns
None.
dreamweaver.tagLibrary.getTagLibraryDOM()
Availability
Dreamweaver MX.
Description
Given the URL of a
filename.vtm
its contents can be edited. This function should be called only when the Tag Library editor is
active.
Arguments
fileURL
The argument is the URL of a
fileURL
Tag Libraries folder, as shown in the following example:
"HTML/img.vtm"
Returns
A DOM pointer to a new or previously existing file within the TagLibraries folder.
546 Code
file, this function returns the DOM for that file, so that
filename.vtm
file, relative to the Configuration/