<div class="roundbox" id="teststreambox">
                <script type="text/javascript">
                    var videoObject;                    
                    function setToNull(){
                        if(videoObject != null){
                            document.getElementById("teststreambox").removeChild(videoObject);
                        }                        
                    }
                    function setVideo(x){
                        videoObject = document.createElement("object");
                        videoObject.width = "600";
                        videoObject.height = "480";
                        videoObject.type = "application/x-shockwave-flash";
                        videoObject.data = "http://www.youtube.com/v/"+x;
    
                        var param1 = document.createElement("param");
                        param1.name = "movie";
                        param1.value = "http://www.youtube.com/v/"+x;
                        videoObject.appendChild(param1);
    
                        var param2 = document.createElement("param");
                        param2.name = "allowFullScreen";
                        param2.value = "true";
                        videoObject.appendChild(param2);
    
                        var param3 = document.createElement("param");
                        param3.name = "allowscriptaccess";
                        param3.value = "always";
                        videoObject.appendChild(param3);

                        document.getElementById("teststreambox").appendChild(videoObject);                                    
                    }
                </script>                                
            </div>

<div id="item0" onclick="setToNull(); setVideo('L-uE8-cxkrg');  setClass(this); Element.show('trailerBox');" class="resultItem base-mini roundbox-right">                
                    <h2>Sieben Leben offizieller Trailer</h2>
                    <img src="http://img.youtube.com/vi/L-uE8-cxkrg/2.jpg" id="resultItemImg0" />
                    <p><b class="infoT">Dauer: </b>10min</p>
                    <p><b class="infoT">Sprache: </b>Deutsch</p>
                </div>

<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
    codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/
      swflash.cab#version=5,0,0,0"
    width="160"
    height="112">
  <param name="movie" value="movie.swf">
  <param name="quality" value="high">
  <param name="bgcolor" value="#FF6633">
  <embed src="movie.swf"
    quality="high"
    pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?
      P1_Prod_Version=ShockwaveFlash"
    type="application/x-shockwave-flash"
    width="160"
    height="112">
  </embed>
</object> 

function setVideo(x){
    if($('myytplayer') != null){
       $('myytplayer').data = "http://www.youtube.com/v/"+x;
   }
   else{
       var params = { allowScriptAccess: "always", allowFullScreen: "true"};
       var atts = { id: "myytplayer" };                    
       swfobject.embedSWF("http://www.youtube.com/v/"+x, "youtubeVideo", "600", "450", "8", null, null, params, atts);
   }                                                            
}