# Button.onDragOver

#### Availability

Flash Player 6.

#### Usage

    my_btn.onDragOver

#### Parameters

None.

#### Returns

Nothing.

#### Description

Event handler; invoked when the user presses and drags the mouse button outside and then over the button.

You must define a function that executes when the event handler is invoked.

#### Example

The following example defines a function for the `onKeyDown` handler that sends a `trace` action to the Output window:

    my_btn.onDragOver = function () {
    	trace ("onDragOver called");
    };

#### See also

`Button.onKeyUp`