manual: fix/remove broken links

Change-Id: Ic6a53490b91c891e53feba3804957b0dffcfc074

6 files changed, 7 insertions, 10 deletions

diff --git a/manual/plugins/chip8emulator.tex b/manual/plugins/chip8emulator.tex
index 7a0ce7e55b..977db20b5a 100644
--- a/manual/plugins/chip8emulator.tex
+++ b/manual/plugins/chip8emulator.tex
@@ -177,8 +177,6 @@ Some places where can you can find \fname{.ch8} files:
 \wikilink{PluginChip8}
 \item Check out the HP48 chip games section:
 \url{http://www.hpcalc.org/hp48/games/chip/}
-\item PC emulator by the guy who wrote the HP48 emulator:
-\url{http://www.pdc.kth.se/~lfo/chip8/CHIP8.htm}
 \item Links to other chip8 emulators: 
 \url{http://www.zophar.net/chip8.html}
 \end{itemize}
diff --git a/manual/plugins/frotz.tex b/manual/plugins/frotz.tex
index b9eb4f3ec2..4d330a705d 100644
--- a/manual/plugins/frotz.tex
+++ b/manual/plugins/frotz.tex
@@ -24,9 +24,9 @@ can be downloaded:
 \url{http://www.ifarchive.org/}
 \item The specific folder on the if-archive containing Z-Machine games:
 \url{http://www.ifarchive.org/indexes/if-archiveXgamesXzcode.html}
-\item The Infocom homepage, with information about how to get the
+\item A copy of the Infocom homepage, with information about the
 classic commercial Infocom games:
-\url{http://www.csd.uwo.ca/Infocom/}
+\url{http://www.vaxdungeon.com/Infocom/}
 \item The Frotz homepage (for the original Unix port):
 \url{http://frotz.sourceforge.net/}
 \item A Beginner's Guide to Playing Interactive Fiction:
diff --git a/manual/plugins/pacbox.tex b/manual/plugins/pacbox.tex
index e94067ac78..b9d9f0cb8d 100644
--- a/manual/plugins/pacbox.tex
+++ b/manual/plugins/pacbox.tex
@@ -2,8 +2,7 @@
 \subsection{Pacbox}
 \screenshot{plugins/images/ss-pacbox}{Pacbox}{img:pacbox}
 Pacbox is an emulator of the Pacman arcade machine hardware. It is a port of
-\emph{PIE -- Pacman Instructional Emulator}
-(\url{http://www.ascotti.org/programming/pie/pie.htm}).
+\emph{PIE -- Pacman Instructional Emulator} by Alessandro Scotti.
 
 
 \subsubsection{ROMs}
diff --git a/manual/plugins/rocklife.tex b/manual/plugins/rocklife.tex
index 846e0b224f..e031e4a115 100644
--- a/manual/plugins/rocklife.tex
+++ b/manual/plugins/rocklife.tex
@@ -1,7 +1,7 @@
 \subsection{Rocklife}
 
 This an implementation of J. H. Conway's Game of Life (see
-\url{http://en.wikipedia.org/wiki/Conway\%27s_Game_of_Life} for a detailed
+\url{http://en.wikipedia.org/wiki/Conway%27s_Game_of_Life} for a detailed
 description).
 
 Rockbox can open files with a configuration description (\fname{.cells} files).
diff --git a/manual/plugins/solitaire.tex b/manual/plugins/solitaire.tex
index e23e92fbc7..4444762bc2 100644
--- a/manual/plugins/solitaire.tex
+++ b/manual/plugins/solitaire.tex
@@ -11,7 +11,7 @@ one in thirty hands.
 
 For the full set of rules to the game, and other interesting information
 visit
-\url{http://www.solitairecentral.com/rules/klondike.html}
+\url{http://www.solitairecentral.com/rules/Klondike.html}
 
 \begin{btnmap}
     \opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD%
diff --git a/manual/plugins/zxbox.tex b/manual/plugins/zxbox.tex
index 1d42febea4..b19fc8e302 100644
--- a/manual/plugins/zxbox.tex
+++ b/manual/plugins/zxbox.tex
@@ -1,8 +1,8 @@
 \subsection{\label{ref:ZXBox}ZXBox}
 \screenshot{plugins/images/ss-zxbox}{ZXBox}{img:zxbox}
 ZXBox is a port of the ``Spectemu'' ZX Spectrum 48k emulator for Rockbox
-(\Pointinghand\href{http://kempelen.iit.bme.hu/~mszeredi/spectemu/spectemu.html}
-{project's homepage}). To start a game open a tape file or snapshot saved as
+(\url{https://sourceforge.net/projects/spectemu/}).
+To start a game open a tape file or snapshot saved as
 \fname{.tap}, \fname{.tzx}, \fname{.z80} or \fname{.sna} in the file browser.\\
 \note{As ZXBox is a 48k emulator only loading of 48k z80 snapshots is possible.}