window.Asc.plugin.button(id)

The buttons used with the plugin and the plugin behavior when these buttons are clicked. The method is called when any of the plugin buttons is clicked.

Name	Description	Type
id	The button index in the "buttons" array of the plugin configuration config.json file. If id == -1, then the plugin considers that the plugin 'Close window' cross button has been clicked or the plugin work was somehow interrupted.	number

window.Asc.plugin.button = function (id) {
    this.executeCommand("close", '');
};