$this->beginWidget('ext.yiiext.widgets.swfobject.ESwfObjectWidget',array(
    // The tag name. It used flash container. Defaults to 'div.
    'tag'=>'div',
    // Html options for container.
    'htmlOptions'=>array(),
    // Flash url.
    'swfUrl'=>'/files/movie.swf',
    // Flash width.
    'width'=>100,
    // Flash height.
    'height'=>50,
    // Flash Player version required.
    'version'=>'8',
    // Array of flash vars.
    'flashvars'=>array(),
    // Array of params.
    'params'=>array(),
    // Array of attributes.
    'attributes'=>array(),
    // Callback function.
    'callbackFn'=>false,
    // Script position.
    'scriptPosition'=>CClientScript::POS_READY
));
Alternative text will be show if flash not installed.
$this->endWidget();