$(window).load(function() {
    var pathToSwf = '/bin/i/j/stage.swf';
    var requiredFlashPlayer = 6;
    var flashVariables = { };
    
    if(
        $.flash.available &&
        $.flash.version.major >= requiredFlashPlayer
    )
        $('#pageStage')
            .empty()
            .flash({
                swf: pathToSwf,
                width: 960,
                height: 240,
                params: {
                    play: true,
                    loop: true,
                    flashvars: flashVariables
                }
            });
});