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dhtmlxlayout
API Methods

### attachEvent(original, catcher, CallObj)

Required library edition:
Required library file: dhtmlxlayout.js

attaches an event handler to a dhtmlxLayout

- original - event's original name;
- catcher - event handler;
- CallObj - object that will call the event.

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

Note: the names of the events are case-insensitive.

        dhxLayout.attachEvent("onExpand",function(id){
            alert("Cell "+id+" was expanded.");
        });
        // or
        function doOnExpand(id) {
            alert("Cell "+id+" was expanded.");
        }
        dhxLayout.attachEvent("onExpand", doOnExpand);