# MovieClip.startDrag()

#### Availability

Flash Player 5.

#### Usage

    my_mc.startDrag([lock, [left, top, right, bottom]])

#### Parameters

`lock` A Boolean value specifying whether the draggable movie clip is locked to the center of the mouse position (`true`), or locked to the point where the user first clicked on the movie clip (`false`). This parameter is optional.

`left`, `top`, `right`, `bottom` Values relative to the coordinates of the movie clip's parent that specify a constraint rectangle for the movie clip. These parameters are optional.

#### Returns

Nothing.

#### Description

Method; lets the user drag the specified movie clip. The movie remains draggable until explicitly stopped by calling `MovieClip.stopDrag()`, or until another movie clip is made draggable. Only one movie clip is draggable at a time.

#### See also

`MovieClip._droptarget`, startDrag(), `MovieClip.stopDrag()`