Sh and Tx6 checkboxes should be invisible if VHF not enabled.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7176 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

doc/user_guide/en/install-windows.adoc

@@ -13,9 +13,9 @@ installation directory and its subdirectories.
 - Logs and other writeable files will normally be found in the 
 directory +C:\Users\<username>\AppData\Local\WSJT-X+.
 
-IMPORTANT: Note that your computer might be configured so that this
-directory is "`invisible`".  It's there, however, and accessible.
-An alternative (shortcut) directory name is %LOCALAPPDATA%\WSJT-X\.
+IMPORTANT: Your computer may be configured so that this directory is
+"`invisible`".  It's there, however, and accessible.  An alternative
+(shortcut) directory name is %LOCALAPPDATA%\WSJT-X\.
 
 - The built-in Windows facility for time synchronization is usually
 not adequate. We recommend the program _Meinberg NTP_ (see {ntpsetup}

doc/user_guide/en/introduction.adoc

@@ -2,9 +2,10 @@
 
 _WSJT-X_ is a computer program designed to facilitate basic amateur
 radio communication using very weak signals. The first four letters in
-the program name stand for "`Weak Signal communication by K1JT,`"
-while the suffix "`-X`" indicates that _WSJT-X_ started as an extended
-(and originally experimental) branch of the program _WSJT_.
+the program name stand for "`**W**eak **S**ignal communication by
+K1**JT**,`" while the suffix "`-X`" indicates that _WSJT-X_ started as
+an extended (and originally experimental) branch of the program
+_WSJT_.
 
 _WSJT-X_ Version 1.7 offers eight protocols or "`modes`": *JT4*,
 *JT9*, *JT65*, *QRA64*, *WSPR*, *Echo*, *ISCAT*, and *MSK144*.  The
@@ -14,21 +15,21 @@ and source encoding.  JT65 and QRA64 were designed for EME
 ("`moonbounce`") on the VHF/UHF bands and have also proven very
 effective for worldwide QRP communication on the HF bands.  QRA64 has
 a number of advantages over JT65, including better performance on the
-very weakest signals.  We imagine that over time it will replace JT65
-for EME use.  JT9 was designed for the LF, MF, and lower HF bands.
-Its submode JT9A is 2 dB more sensitive than JT65 while using less
-than 10% of the bandwidth.  JT4 offers a wide variety of tone spacings
-and has proved very effective for EME on microwave bands up to 24 GHz.
-All of these "`slow`" modes use one-minute timed sequences of
-alternating transmission and reception, so a minimal QSO takes four to
-six minutes — two or three transmissions by each station, one sending
-in odd UTC minutes and the other even. On the HF bands, world-wide
-QSOs are possible using power levels of a few watts (or even
-milliwatts) and compromise antennas.  On VHF bands and higher, QSOs
-are possible (by EME and other propagation types) at signal levels 10
-to 15 dB below those required for CW.
+very weakest signals.  We imagine that over time it may replace JT65
+for EME use.  JT9 was originally designed for the LF, MF, and lower HF
+bands.  Its submode JT9A is 2 dB more sensitive than JT65 while using
+less than 10% of the bandwidth.  JT4 offers a wide variety of tone
+spacings and has proved very effective for EME on microwave bands up
+to 24 GHz.  All of these "`slow`" modes use one-minute timed sequences
+of alternating transmission and reception, so a minimal QSO takes four
+to six minutes — two or three transmissions by each station, one
+sending in odd UTC minutes and the other even. On the HF bands,
+world-wide QSOs are possible using power levels of a few watts (or
+even milliwatts) and compromise antennas.  On VHF bands and higher,
+QSOs are possible (by EME and other propagation types) at signal
+levels 10 to 15 dB below those required for CW.
 
-*ISCAT*, *MSK144*, and optionally submodes *JT9E-H* are "`fast`"
+*ISCAT*, *MSK144*, and optionally submodes *JT9E-H* are "`fast'"
 protocols designed to take advantage of brief signal enhancements from
 ionized meteor trails and other types of scatter propagation. These
 modes use timed sequences of 5, 10, 15, or 30 s duration.  User
@@ -67,4 +68,3 @@ can be found at {devsvn}, and most communication among the developers
 takes place on the email reflector {devmail}.  User-level questions
 and answers, and general communication among users is found on the
 {wsjt_yahoo_group} email reflector.
-

doc/user_guide/en/new_features.adoc

@@ -9,7 +9,7 @@ added to _WSJT-X_ since Version 1.6.0:
 and fast).
 
 - New Franke-Taylor decoder replaces the Koetter-Vardy decoder in
-JT65.  KVASD is no longer used.
+JT65; the separate program `kvasd[.exe]` is no longer used.
 
 - Improvements to the JT4, JT9, and JT65 decoders.
 

mainwindow.cpp

@@ -1433,6 +1433,10 @@ void MainWindow::on_actionSettings_triggered()               //Setup Dialog
       VHF_features_enabled(b);
       VHF_controls_visible(b);
     }
+    if(!vhf) {
+      ui->cbShMsgs->setVisible(false);
+      ui->cbTx6->setVisible(false);
+    }
     if(m_mode=="JT4" or (m_mode=="JT9" and m_nSubMode<4) or m_mode=="JT65" or
        m_mode=="JT9+JT65" or m_mode=="ISCAT" or m_mode=="MSK144") {
       ui->cbFast9->setVisible(false);