<SCRIPT LANGUAGE="JavaScript1.2">
  function doSubmit(action) {
    LordJRTestForm.WhatToDo = action
    LordJRTestForm.submit()
  }
</SCRIPT>

<FORM NAME="LordJRTestForm" METHOD="POST" ACTION="">

  <INPUT NAME="Foo" TYPE="TEXT">

  <INPUT NAME="WhatToDo" TYPE="HIDDEN" VALUE="">

</FORM>

<a href="javascript:doSubmit('changeVars')">Change Vars</a>
<a href="javascript:doSubmit('lockInVars')">Lock-In Vars</a>

//somewhere else in your code you have this variable that
//you want to change

var/aDMVarNamedFoo

Topic(href,href_list[],hsrc) 
  switch(href_list["WhatToDo"])
    if ("changeVars")

      aDMVarNamedFoo = href_list["Foo"]

      //Now send the user back to the same HTML page they
      //submitted from by way of the "browse()" proc

    if ("lockInVars")

      //Do whatever constitutes "locking in" a var

      //Now send the user to some other HTML page by way
      //of the "browse()" proc

<SCRIPT LANGUAGE="JavaScript1.2">
  function doRandomization()
    //Sets the text field values to a random number
    //between 1 and 6
    LordJRRandomForm.Field1.value = Math.round(5*Math.random())+1;
    LordJRRandomForm.Field2.value = Math.round(5*Math.random())+1;
    LordJRRandomForm.Field3.value = Math.round(5*Math.random())+1;
  return true;
</SCRIPT>

<FORM NAME="LordJRRandomForm" METHOD="POST" ACTION="">
  <INPUT TYPE="TEXT" NAME="Field1" disabled><P>
  <INPUT TYPE="TEXT" NAME="Field2" disabled><P>
  <INPUT TYPE="TEXT" NAME="Field3" disabled>
  <INPUT TYPE="HIDDEN" NAME="WhatToDo" VALUE="ProcessRandomNums">
  <INPUT TYPE="BUTTON" VALUE="Randomize" onClick="doRandomization()">
  <INPUT TYPE="SUBMIT" VALUE="Submit">
</FORM>