var flashvars = {};
var params = { allowScriptAccess:"always", allowFullScreen:"true", wmode:"opaque" };
var attributes = {id:"tk", name:"tk"};
swfobject.embedSWF("flash/preloader.swf", "interactiveSWF", "100%", "100%", "9.0.0", null, flashvars, params, attributes);
setTimeout(doFocus,2000);
function doFocus(){
  $("tk").focus();
}