function mid_music(m_file){
var msg;
if (navigator.appName == "Microsoft Internet Explorer"){
	msg = '<bgsound src="image/midi/' + m_file + '" loop="1">';
}else{
	msg ='<embed src="image/midi/' + m_file + '" type="audio/midi" width="0" height="0" hidden="true" autostart="true" loop="false"></embed>';
}

return(msg);

}