Page source:

<webl>wubvars["breakvars"] ? "NONE"</webl>

<webl>
   if Size(OPTIONALARGS) > 0 then
      if OPTIONALARGS[0] == "next" then
         wubvars["breakdone"] := true;
      end
   end;
   "";
</webl>

<p>
  
<hr>

<a href="/webl/WubHub_DoIt?cmdline=inspectBreakpoint">Refresh</a>

<p>
<form action="/webl/WubHub_DoIt" method="post">
   <input name="cmdline" value="inspectBreakpoint(input)" type="hidden"/>
   Input: <input name="input" value="next" size="45" title="Input"/>
         <input type="submit" value="Submit">
</form>