flash 설치 여부 확인

var hasFlash = false;

try {

   var fo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash');

   if (fo) { hasFlash = true; }

}

catch (e)

{

   if (navigator.mimeTypes && navigator.mimeTypes['application/x-shockwave-flash'] != undefined && navigator.mimeTypes['application/x-shockwave-flash'].enabledPlugin)

   { hasFlash = true; }

}