How fetch data from form for javascript screening

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From	Robert Baer <robertbaer@localnet.com>
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Subject	How fetch data from form for javascript screening
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   What i have..(comments 'mobile' and '686' are correct)..help?

<script type="text/javascript">
// ** Screening code to use follows

   document.writeln("First check addressing.. ");

   var subjptr=7;

   tstE= EBody[subjptr];
   document.writeln("EBody[7]="+tstE+", ");   //  mobile

   gott= Email.indexOf(tstE);
   document.writeln("Email.indexOf('mobile')="+gott+"<BR><BR>");   //  686

// ** Note: The getElementsByClassName() method is not supported in
//  Internet Explorer 8 and earlier versions.

</SCRIPT>


  <form name="dataholder" action="">
    <div class="form-group">
      <label>Your Name <span style="color:#F00">*</span></label>
      <input type="text" class="form-control" name="QN" id="#" >
      <!-- input type="text" size=57  name="QN" value="" -->
    </div>

    <div class="form-group">
      <label>Email <span style="color:#F00">*</span></label>
      <!-- The browser must use the tpe for crude checkfor te @ sign -->
      <input type="email" class="form-control" name="QE" id="#" >
    </div>

    <div class="form-group">
      <label>Subject </label>
      <input type="text" class="form-control" name="QS" id="#" >
    </div>

    <div class="form-group">
      <label>Your Message </label>
      <textarea class="form-control" rows="3"></textarea>
    </div>
    <button style="margin-bottom:10px;" type="submit" class="btn 
btn-default">SUBMIT</button>
  </form>
  </div>


<script type="text/javascript">

// do not know what to do to get those variables

     document.writeln("Plain document.writeln works.<BR>");
     document.writeln("Data holder scheme does not work.<BR>");

     Qnam=document.dataholder.QN.value;
     document.writeln("From dataholder:"+Qnam+"<BR>");

     document.writeln("getElementById via value does not work and 
crashes.<BR>");
//    Qnam=document.getElementById("QN").value;
//    document.writeln("From value:"+Qnam+"<BR>");

     document.writeln("getElementById via name does not work and 
crashes.<BR>");
//    Cnam=document.getElementById("QN").name;
//    document.writeln("From name:"+Cnam+"<BR>");

     document.writeln("getElementById via innerHTML does not work and 
crashes.<BR>");
//    Qmai=document.getElementById("QE").innerHTML;
//    document.writeln(Qmai+"|<BR>");


//  following gives undefined
//    Qmsg=document.getElementsByName("form-control").innerHTML ;
//    document.writeln(Qmsg+"|<BR>");

</SCRIPT>

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How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-11 22:41 -0800
  Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-12 11:38 +0200
    Re: How fetch data from form for javascript screening "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-07-12 11:50 +0200
      Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-12 13:50 -0800
        Re: How fetch data from form for javascript screening "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-07-13 00:09 +0200
          Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-12 17:27 -0800
        Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-13 01:15 +0200
          Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-12 18:53 -0800
            Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-13 18:03 +0200
              Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-14 00:16 -0800
                Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-14 23:40 +0200
    Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-12 13:40 -0800
      Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-13 01:09 +0200
        Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-12 17:51 -0800
          Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-14 01:07 +0200
  Re: How fetch data from form for javascript screening "Christoph M. Becker" <cmbecker69@arcor.de> - 2016-07-13 14:30 +0200
    Re: How fetch data from form for javascript screening Robert Baer <robertbaer@localnet.com> - 2016-07-13 23:56 -0800
      Re: How fetch data from form for javascript screening Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-07-15 11:32 +0200

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