Required library edition:
Required library file: dhtmlxlayout.js / dhtmlxaccordion.js

attaches dhtmlxEditor to a cell, returns an editor object

Attaching to the layout's cell:

var dhxEd = dhxLayout.cells("a").attachEditor(); // returns editor object

Attaching to the accordion's cell:

var dhxEd = dhxAcc.cells(id).attachEditor(); // returns editor object