activate mouse cursor after dialog prompt?

[Glen348]

how can i get the dialog window to activate the mouse cursor after confirming delete?

local confirmDeleteDialog = {
    title = { text = GetString(SI_B1UI_DELETEBUTTON_TITLE)},
    mainText = { text = GetString(SI_B1UI_DELETEBUTTON_MAINTEXT)},
    buttons = {
            [1]={ 
                text = GetString(SI_B1UI_YES_LABEL),
                callback = function()
                    B1UI.DeletePage()
                end,
                },
            [2]={
                text = GetString(SI_B1UI_NO_LABEL)
                }
            }
}