function flash(mp3){
str = '<embed src="http://www.rakuraku-eigo.net/trainingroom/03/files/trap_chibi.swf?file='+mp3+'&" width="18" height="18" quality="high" name="trap player chibi" allowscriptaccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />';
document.write(str);
}