attachEvent (evName, evHandler)

Required library edition: This method works with any edition of DHTMLX library
Required library file: datastore_debug.js

Adds any user-defined handler to available event.

data.attachEvent(evName, evHandler);

Parameters:

evName - the event name.
evHandler - the user-defined event handler.

Description:

Several handlers can be attached to the same event, and all of them will be executed.

Events' names are case-insensitive.