function addFlash(url,w,h){
document.write('<embed src="../../Js/flv.swf?vcastr_file='+url+'" allowFullScreen="true" FlashVars="vcastr_file='+url+'&DefaultVolume=100&IsAutoPlay=1&LogoText=www.yingke.org&IsShowBar=2&BarColor=0xFF6600" width="'+w+'" height="'+h+'" type="application/x-shockwave-flash"></embed>');
}