function flashplay()
{
    document.write('<object data="flash/main_flash.swf" width="678" height="286" type="application/x-shockwave-flash" wmode="opaque">\n');
    document.write('<param name="movie" value="flash/main_flash.swf" />\n');
	document.write('<param name="wmode" value="opaque" />\n');
    document.write('<img src="img/top_img/top.jpg" alt="" width="678" height="286" />\n');
	document.write('</object>\n');
}