function swfg(URL){
	document.write('<embed src="http://video.google.com/googleplayer.swf?docId=' + URL + '" wmode="transparent" style="width:400px; height:326px;" id="VideoPlayback" type="application/x-shockwave-flash" flashvars=""></embed>');
}
function swfy(URL){
	var youtube_id; 
	youtube_id = URL.replace(/^[^v]+v.(.{11}).*/,"$1");
	document.write('<embed src="http://www.youtube.com/v/' + youtube_id + '" wmode="transparent" style="width:400px; height:326px;" id="VideoPlayback" type="application/x-shockwave-flash" flashvars=""></embed>');
}