Minor README tweaks

This commit is contained in:
Jeff Parsons 2014-12-16 14:14:30 -08:00 • committed by jeffpar
commit ce4dd8c272
5 changed files with 17 additions and 19 deletions

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@ -1,16 +1,15 @@
"Multitasking" MS-DOS 4.00 Multitasking MS-DOS 4.00
--- ---
This simulation demonstrates the first unearthed copy of Microsoft's "multitasking" version of MS-DOS. The This simulation demonstrates the first unearthed copy of Microsoft's "multitasking" version of MS-DOS.
[original images](/disks/pc/dos/microsoft/4.0M/) were released on [jsmachines.net](http://jsmachines.net/) The [original images](/disks/pc/dos/microsoft/4.0M/) were discovered by the [PCjs Project](/docs/about/) in March 2013.
in March, 2013, and have since been copied to other web sites. This version of MS-DOS was never officially released This version of MS-DOS was never officially released in North America. More information is available at
in North America. More information is available at [Wikipedia](http://en.wikipedia.org/wiki/Multi-tasking_MS-DOS_4.0) [Wikipedia](http://en.wikipedia.org/wiki/Multi-tasking_MS-DOS_4.0) and [OS/2 Museum](http://www.os2museum.com/wp/?p=1769).
and [OS/2 Museum](http://www.os2museum.com/wp/?p=1769).
Note: The designation "4.0M" is not an official version number; it's an internal version number used only to Note: The designation "4.0M" is not an official version number; it's an internal version number used only to
differentiate these disk images from those of the official MS-DOS 4.00, released in June, 1988. differentiate these disk images from those of the official MS-DOS 4.00 release in July 1988.
The PCjs machine configuration below boots MS-DOS 4.0M. To access the MS-DOS "Session Manager" after it's booted, The PCjs machine configuration below boots MS-DOS 4.0M. To access the MS-DOS "Session Manager" after it's booted,
tap the **Alt** key. tap the **Alt** key.
[IBM Model 5160](machine.xml "PCjs:ibm5160:::debugger") [IBM Model 5160](machine.xml "PCjs:ibm5160:::debugger")

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@ -22,7 +22,7 @@ Here you'll find sample Machine Configurations for all the IBM PC models that PC
* [IBM PC XT, CGA, 256K, Windows 1.01, Debugger](/devices/pc/machine/5160/cga/256kb/win101/debugger/) * [IBM PC XT, CGA, 256K, Windows 1.01, Debugger](/devices/pc/machine/5160/cga/256kb/win101/debugger/)
* [IBM PC XT, CGA, 640K, 10Mb Drive](/devices/pc/machine/5160/cga/640kb/) * [IBM PC XT, CGA, 640K, 10Mb Drive](/devices/pc/machine/5160/cga/640kb/)
* [IBM PC XT, CGA, 640K, 10Mb Drive, Debugger](/devices/pc/machine/5160/cga/640kb/debugger/) * [IBM PC XT, CGA, 640K, 10Mb Drive, Debugger](/devices/pc/machine/5160/cga/640kb/debugger/)
* [IBM PC XT, CGA, 640K, "Multitasking" MS-DOS 4.00](/devices/pc/machine/5160/cga/640kb/dos400m/) * [IBM PC XT, CGA, 640K, Multitasking MS-DOS 4.00](/devices/pc/machine/5160/cga/640kb/dos400m/)
* [IBM PC XT, CGA "Server Array" Demo](/devices/pc/machine/5160/cga/256kb/array/) * [IBM PC XT, CGA "Server Array" Demo](/devices/pc/machine/5160/cga/256kb/array/)
* [IBM PC XT, EGA, 256K, 10Mb Drive, Debugger](/devices/pc/machine/5160/ega/256kb/debugger/) * [IBM PC XT, EGA, 256K, 10Mb Drive, Debugger](/devices/pc/machine/5160/ega/256kb/debugger/)
* [IBM PC XT, EGA, 640K, 10Mb Drive, Debugger](/devices/pc/machine/5160/ega/640kb/debugger/) * [IBM PC XT, EGA, 640K, 10Mb Drive, Debugger](/devices/pc/machine/5160/ega/640kb/debugger/)

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"Multitasking" MS-DOS 4.00 Multitasking MS-DOS 4.00
--- ---
This was first unearthed copy of Microsoft's "multitasking" version of MS-DOS. It's since been copied These disk images contain the first unearthed copy of Microsoft's "multitasking" version of MS-DOS.
to other web sites, but these are the original images, released on [jsmachines.net](http://jsmachines.net/) They were were discovered by the [PCjs Project](/docs/about/) in March 2013.
in March, 2013. This version of MS-DOS was never officially released in North America. More information This version of MS-DOS was never officially released in North America. More information is available at
is available at [Wikipedia](http://en.wikipedia.org/wiki/Multi-tasking_MS-DOS_4.0) and [Wikipedia](http://en.wikipedia.org/wiki/Multi-tasking_MS-DOS_4.0) and
[OS/2 Museum](http://www.os2museum.com/wp/?p=1769). [OS/2 Museum](http://www.os2museum.com/wp/?p=1769).
Note: The designation "4.0M" is not an official version number; it's an internal version number used only to Note: The designation "4.0M" is not an official version number; it's an internal version number used only to
differentiate these disk images from those of the official MS-DOS 4.00, released in June, 1988. differentiate these disk images from those of the official MS-DOS 4.00 release in July 1988.
The [IBM Model 5160](/devices/pc/machine/) machine configuration below boots MS-DOS 4.0M. To access the MS-DOS The [IBM Model 5160](/devices/pc/machine/) machine configuration below boots MS-DOS 4.0M. To access the MS-DOS
"Session Manager" after it's booted, tap the **Alt** key. "Session Manager" after it's booted, tap the **Alt** key.

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About JavaScript Machines About JavaScript Machines and the PCjs Project
--- ---
The JavaScript Machines Project (originally at [jsmachines.net](http://jsmachines.net/)) is a collection of computer The JavaScript Machines Project (originally at [jsmachines.net](http://jsmachines.net/)) is a collection of computer

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@ -648,10 +648,9 @@ Component.prototype = {
return function printPanel(s, type) { return function printPanel(s, type) {
s = (type !== undefined? (type + ": ") : "") + (s || ""); s = (type !== undefined? (type + ": ") : "") + (s || "");
/* /*
* In all but MAXDEBUG builds, prevent the <textarea> from getting too large; * Prevent the <textarea> from getting too large; otherwise, printing becomes slower and slower.
* otherwise, printing becomes slower and slower.
*/ */
if (!MAXDEBUG) { if (COMPILED) {
if (control.value.length > 8192) { if (control.value.length > 8192) {
control.value = control.value.substr(control.value.length - 4096); control.value = control.value.substr(control.value.length - 4096);
} }