var flashvars = { } ;
flashvars.allowFullScreen = "true" ;
flashvars.allowscriptaccess = "always" ;
var params = {}; 
var attributes = {}; 
swfobject.embedSWF("http://www.youtube.com/v/XiWpVTTP6yI&hl=en&fs=1&", "mediaplayer", "560", "340", "9.0.0", false, flashvars, params, attributes);