function playVideo(flv_url) {
    // stop the player
    document.getElementById("codendi_video_player").SetVariable("player:jsStop", "");
    // set the new url
    document.getElementById("codendi_video_player").SetVariable("player:jsUrl", flv_url);
    // start the video
    document.getElementById("codendi_video_player").SetVariable("player:jsPlay", "");
}