Update links to MMA online doc

Author: Chongkai Zhu

mrmma.scrbl

@@ -20,25 +20,25 @@ MrMathematica allows you to call
 
 Before installing MrMathematica, you need to do the following two things:
 
-@itemize[@item{Install the MathLink dynamic library.
-               @link["http://reference.wolfram.com/mathematica/tutorial/MathLinkDeveloperGuide-Windows.html#25820"]{On Windows}
-               the Mathematica installer has done that. On other platform you
-               need to copy the library into the PLT libraries (see @scheme[get-lib-search-dirs]),
-               or into a systemwide location such as @filepath{/lib}.
-               @link["http://reference.wolfram.com/mathematica/tutorial/MathLinkDeveloperGuide-Unix.html#26966"]{On Unix/Linux},
-               it is @filepath{libML32i3.so} or @filepath{libML64i3.so},
-               depending on whether you are on a 32-bit or 64-bit platform.
-               @link["http://reference.wolfram.com/mathematica/tutorial/MathLinkDeveloperGuide-Macintosh.html#30231"]{On Mac OS X},
-               it is @filepath{mathlink.framework}.}
+@itemize[@item{Install the MathLink dynamic library by copying it into the PLT
+          libraries (see @scheme[get-lib-search-dirs]), or into a systemwide
+          location such as @filepath{C:\Windows\SysWOW64} or @filepath{/lib}.
+          @link["https://reference.wolfram.com/legacy/v6/tutorial/MathLinkDeveloperGuide-Windows.html#25820"]{On Windows}
+          it is @filepath{ml32i3.dll} or @filepath{ml64i3.dll}, depending
+          on whether you are on a 32-bit or 64-bit platform.
+          @link["https://reference.wolfram.com/legacy/v6/tutorial/MathLinkDeveloperGuide-Unix.html#26966"]{On Unix/Linux},
+          it is @filepath{libML32i3.so} or @filepath{libML64i3.so}.
+          @link["https://reference.wolfram.com/legacy/v6/tutorial/MathLinkDeveloperGuide-Macintosh.html#30231"]{On Mac OS X},
+          it is @filepath{mathlink.framework}.}
 
-         @item{Make sure that @link["http://reference.wolfram.com/mathematica/ref/program/MathKernel.html"]{@exec{MathKernel}}
-               or @link["http://reference.wolfram.com/mathematica/ref/program/math.html"]{@exec{math}}
-               will launch Mathematica kernel. On Unix/Linux the Mathematica
-               installer has done that. On Windows setting @envvar{PATH} to
-               include the directory where Mathematica executable files locate
-               should be enough. On Mac OS X, MrMathematica looks for
-               @filepath{/Applications/Mathematica.app/Contents/MacOS/MathKernel},
-               which should be the correct place.}]
+         @item{Make sure that @link["http://reference.wolfram.com/legacy/v6/ref/program/MathKernel.html"]{@exec{MathKernel}}
+          or @link["http://reference.wolfram.com/legacy/v6/ref/program/math.html"]{@exec{math}}
+          will launch Mathematica kernel. On Unix/Linux the Mathematica
+          installer has done that. On Windows setting @envvar{PATH} to
+          include the directory where Mathematica executable files locate
+          should be enough. On Mac OS X, MrMathematica looks for
+          @filepath{/Applications/Mathematica.app/Contents/MacOS/MathKernel},
+          which should be the correct place.}]
 
 Install @link["http://www.cs.utah.edu/~czhu/mrmathematica.plt"]{mrmathematica.plt}
 from File menu in DrScheme.
@@ -50,7 +50,7 @@ from File menu in DrScheme.
 @defproc[(MathKernel (arg string?) ...) MathLink?]{
 
 Opens a MathLink connection. The arguments are passed to MathLink function
-@link["http://reference.wolfram.com/mathematica/ref/c/MLOpenArgcArgv.html"]{MLOpenArgcArgv}.
+@link["http://reference.wolfram.com/language/ref/c/MLOpenArgcArgv.html"]{MLOpenArgcArgv}.
 If no argument is given, @scheme["-linkname" "math -mathlink"] will be used as
 default, which in general will launch a new local Mathematica kernel. Remote
 MathKernel is supported.}