Index: boot/bootdata/hivecls.inf
===================================================================
--- boot/bootdata/hivecls.inf	(revision 73890)
+++ boot/bootdata/hivecls.inf	(working copy)
@@ -166,6 +166,12 @@
 HKCR,"chm.file\DefaultIcon","",0x00020000,"%SystemRoot%\hh.exe,0"
 HKCR,"chm.file\shell\open\command","",0x00020000,"%SystemRoot%\hh.exe %1"
 
+; HTA Files
+HKCR,".hta","",0x00000000,"htafile"
+HKCR,"htafile","",0x00000000,"HTML Application"
+HKCR,"htafile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\mshta.exe,-1"
+HKCR,"htafile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mshta.exe %1 %*"
+
 ; set MIME type for .html and .htm because Tiny webserver needs it
 HKCR,".htm","",0x00000000,"htmlfile"
 HKCR,".htm","Content Type",0x00000000,"text/html"