Install from network share, i have no player shown on Installer, only red x mark. Then add attribute type="application/x-mplayer2" on line 137 of Installer.hta and everything OK. (Install from local computer no need this attribute still OK) mritter, pls check it. document.write('<embed id="MediaPlayer" type="application/x-mplayer2" src="'+InsPath+'" width="300" height="45" autostart="1" loop="true" showstatusbar="0" volume="68" border="0" >');