diff -up mc-4.8.0/configure.ac.extensions mc-4.8.0/configure.ac

--- mc-4.8.0/configure.ac.extensions	2011-10-17 11:33:45.000000000 +0200

+++ mc-4.8.0/configure.ac	2011-11-09 07:03:04.416596731 +0100

@@ -78,7 +78,7 @@ AC_PROG_LN_S

 AC_CHECK_TOOL(AR, ar, ar)

 dnl Only list browsers here that can be run in background (i.e. with `&')

-AC_CHECK_PROGS(X11_WWW, [gnome-moz-remote mozilla konqueror opera netscape])

+AC_CHECK_PROGS(X11_WWW, [firefox gnome-moz-remote mozilla konqueror opera netscape])

 dnl

 dnl Ovverriding mmap support.  This has to be before AC_FUNC_MMAP is used.

diff -up mc-4.8.0/misc/mc.ext.in.extensions mc-4.8.0/misc/mc.ext.in

--- mc-4.8.0/misc/mc.ext.in.extensions	2011-10-17 11:33:45.000000000 +0200

+++ mc-4.8.0/misc/mc.ext.in	2011-11-09 07:04:24.981728775 +0100

@@ -403,7 +403,7 @@ shell/.ico

 	Include=image

 include/image

-	Open=if [ "$DISPLAY" = "" ]; then zgv %f; else (gqview %f &); fi

+	Open=if [ "$DISPLAY" = "" ]; then zgv %f; else (xdg-open %f &); fi

 	View=%view{ascii} identify %f

 	#View=%view{ascii} asciiview %f

@@ -411,7 +411,8 @@ include/image

 ### Sound files ###

 regex/\.([wW][aA][vV]|[sS][nN][dD]|[vV][oO][cC]|[aA][uU]|[sS][mM][pP]|[aA][iI][fF][fF]|[sS][nN][dD])$

-       Open=if [ "$DISPLAY" = "" ]; then play %f; else (xmms %f >/dev/null 2>&1 &); fi

+	Include=audio

+#       Open=if [ "$DISPLAY" = "" ]; then play %f; else (xmms %f >/dev/null 2>&1 &); fi

 regex/\.([mM][oO][dD]|[sS]3[mM]|[xX][mM]|[iI][tT]|[mM][tT][mM]|669|[sS][tT][mM]|[uU][lL][tT]|[fF][aA][rR])$

        Open=mikmod %f

@@ -421,15 +422,22 @@ regex/\.([wW][aA][wW]22)$

        Open=vplay -s 22 %f

 regex/\.([mM][pP]3)$

-	Open=if [ "$DISPLAY" = "" ]; then mpg123 %f; else (xmms %f >/dev/null 2>&1 &); fi

-	View=%view{ascii} mpg123 -vtn1 %f 2>&1 | sed -n '/^Title/,/^Comment/p;/^MPEG/,/^Audio/p'

+	Include=audio

+#	Open=if [ "$DISPLAY" = "" ]; then mpg123 %f; else (xmms %f >/dev/null 2>&1 &); fi

+#	View=%view{ascii} mpg123 -vtn1 %f 2>&1 | sed -n '/^Title/,/^Comment/p;/^MPEG/,/^Audio/p'

+

+regex/\.([mM][kK][aA])$

+	Include=audio

 regex/\.([oO][gG][gG|aA|vV|xX])$

-	Open=if [ "$DISPLAY" = "" ]; then ogg123 %f; else (xmms %f >/dev/null 2>&1 &); fi

+	Include=audio

+#	Open=ogg123 %f

+#	Open=if [ "$DISPLAY" = "" ]; then ogg123 %f; else (xmms %f >/dev/null 2>&1 &); fi

 	View=%view{ascii} ogginfo %s

 regex/\.([sS][pP][xX]|[fF][lL][aA][cC])$

-	Open=if [ "$DISPLAY" = "" ]; then play %f; else (xmms %f >/dev/null 2>&1 &); fi

+	Include=audio

+#	Open=if [ "$DISPLAY" = "" ]; then play %f; else (xmms %f >/dev/null 2>&1 &); fi

 regex/\.([mM][iI][dD][iI]?|[rR][mM][iI][dD]?)$

 	Open=timidity %f

@@ -438,11 +446,15 @@ regex/\.([wW][mM][aA])$

 	Open=mplayer -vo null %f

 	View=%view{ascii} mplayer -quiet -slave -frames 0 -vo null -ao null -identify %f 2>/dev/null | tail +13 || file %f

+include/audio

+	Open=mplayer %f

+	View=%view{ascii} mplayer -identify -vo null -ao null -frames 0 %f 2>&1 | sed -n '/^ID_/p'

 ### Play lists ###

 regex/\.([mM]3[uU]|[pP][lL][sS])$

-	Open=if [ -z "$DISPLAY" ]; then mplayer -vo null -playlist %f; else (xmms -p %f >/dev/null 2>&1 &); fi

+	Open=mplayer -vo null -playlist %f

+#	Open=if [ -z "$DISPLAY" ]; then mplayer -vo null -playlist %f; else (xmms -p %f >/dev/null 2>&1 &); fi

 ### Video ###

@@ -494,12 +506,12 @@ include/video

 # Postscript

 type/^PostScript

-	Open=(gv %f &)

+	Open=(xdg-open %f &)

 	View=%view{ascii} ps2ascii %f

 # PDF

 type/^PDF

-	Open=(xpdf %f &)

+	Open=(xdg-open %f &)

 	#Open=(acroread %f &)

 	#Open=(ghostview %f &)

 	View=%view{ascii} pdftotext %f -

@@ -509,7 +521,7 @@ type/^PDF

 # html

 regex/\.([hH][tT][mM][lL]?)$

-	Open=(if test -n "@X11_WWW@" && test -n "$DISPLAY"; then (@X11_WWW@ file://%d/%p &) 1>&2; else links %f || lynx -force_html %f || ${PAGER:-more} %f; fi) 2>/dev/null

+	Open=xdg-open file://%d/%p 1>&2

 	View=%view{ascii} links -dump %f 2>/dev/null || w3m -dump %f 2>/dev/null || lynx -dump -force_html %f

 # StarOffice 5.2

@@ -527,22 +539,27 @@ shell/.abw

 # Microsoft Word Document

 regex/\.([Dd][oO][cCtT]|[Ww][rR][iI])$

-	Open=(abiword %f >/dev/null 2>&1 &)

+	Open=(xdg-open %f &)

+#	Open=(abiword %f >/dev/null 2>&1 &)

 	View=%view{ascii} antiword -t %f || catdoc -w %f || word2x -f text %f - || strings %f

 type/^Microsoft\ Word

-	Open=(abiword %f >/dev/null 2>&1 &)

+	Open=(xdg-open %f &)

+#	Open=(abiword %f >/dev/null 2>&1 &)

 	View=%view{ascii} antiword -t %f || catdoc -w %f || word2x -f text %f - || strings %f

 # RTF document

 regex/\.([rR][tT][fF])$

-	Open=(abiword %f >/dev/null 2>&1 &)

+	Open=(xdg-open %f &)

+#	Open=(abiword %f >/dev/null 2>&1 &)

 # Microsoft Excel Worksheet

 regex/\.([xX][lL][sSwW])$

-	Open=(gnumeric %f >/dev/null 2>&1 &)

+	Open=(xdg-open %f &)

+#	Open=(gnumeric %f >/dev/null 2>&1 &)

 	View=%view{ascii} xls2csv %f || strings %f

 type/^Microsoft\ Excel

-	Open=(gnumeric %f >/dev/null 2>&1 &)

+	Open=(xdg-open %f &)

+#	Open=(gnumeric %f >/dev/null 2>&1 &)

 	View=%view{ascii} xls2csv %f || strings %f

 # Use OpenOffice.org to open any MS Office documents

@@ -564,7 +581,7 @@ regex/\.([Tt][Ee][Xx])$

 # DjVu

 regex/\.(djvu|DJVU)$

-	Open=djview %f &

+	Open=xdg-open %f &

 ### Miscellaneous ###