document.write('<object data="image/common/mainf.swf" type="application/x-shockwave-flash" width="900" height="340" />');
document.write('<param name="movie" value="image/common/mainf.swf" />');
document.write('<img src="image/common/mainf.jpg" width="900" height="340" alt="" />');
document.write('</object>');