                shortcut in ['-tab', '-return', '-backspace', '-suppr',
                             'CtrlShift-down', 'CtrlShift-up',
                             'CtrlShift-left', 'CtrlShift-right',
-                            'Ctrl-B', 'Ctrl-U', 'Ctrl-K',
+                            'Ctrl-B', 'Ctrl-U', 
                             'Ctrl-V', 'Shift-tab', '-space', '-other', 'Alt-A']
             @_addHistory()
            

        [btnOK,btnCancel,btnDelete] = pop.querySelectorAll('button')
        btnOK.addEventListener('click',@_validateUrlPopover)
        btnCancel.addEventListener('click',@_cancelUrlPopover)
        btnDelete.addEventListener 'click', () ->
            pop.urlInput.value = ''
            @_validateUrlPopover()


    ### -------------------------------------------------------------------------
    #  unDo :
    # Undo the previous action

    ###
    ###*
     * Undo the previous action
    ###
    unDo : () ->
        # if there is an action to undo
