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<% include('/elements/xmlhttp.html',
              'url'  => $p.'misc/phonenums.cgi',
              'subs' => [ $opt{'prefix'}. 'get_phonenums' ],
          )
%>

<SCRIPT TYPE="text/javascript">

  function opt(what,value,text) {
    var optionName = new Option(text, value, false, false);
    var length = what.length;
    what.options[length] = optionName;
  }

  function <% $opt{'prefix'} %>exchange_changed(what, callback) {

    what.form.<% $opt{'prefix'} %>phonenum.disabled = 'disabled';
    what.form.<% $opt{'prefix'} %>phonenum.style.display = 'none';
    var phonenumwait = document.getElementById('<% $opt{'prefix'} %>phonenumwait');
    phonenumwait.style.display = '';
    var phonenumerror = document.getElementById('<% $opt{'prefix'} %>phonenumerror');
    phonenumerror.style.display = 'none';

    exchange = what.options[what.selectedIndex].value;

    function <% $opt{'prefix'} %>update_phonenums(phonenums) {

      // blank the current phonenum
      for ( var i = what.form.<% $opt{'prefix'} %>phonenum.length; i >= 0; i-- )
          what.form.<% $opt{'prefix'} %>phonenum.options[i] = null;

%     if ($opt{empty}) {
        opt(what.form.<% $opt{'prefix'} %>phonenum, '', '<% $opt{empty} %>');
%     }

      // add the new phonenums
      var phonenumArray = eval('(' + phonenums + ')' );
      for ( var s = 0; s < phonenumArray.length; s++ ) {
          var phonenumLabel = phonenumArray[s];
          if ( phonenumLabel == "" )
              phonenumLabel = '(n/a)';
          opt(what.form.<% $opt{'prefix'} %>phonenum, phonenumArray[s], phonenumLabel);
      }

      //var phonenumFormLabel = document.getElementById('<% $opt{'prefix'} %>phonenumlabel');

      what.form.<% $opt{'prefix'} %>phonenum.disabled = '';

      phonenumwait.style.display = 'none';
      if ( phonenumArray.length >= 1 ) {
        what.form.<% $opt{'prefix'} %>phonenum.disabled = '';
        what.form.<% $opt{'prefix'} %>phonenum.style.display = '';
      } else {
        var phonenumerror = document.getElementById('<% $opt{'prefix'} %>phonenumerror');
        phonenumerror.style.display = '';
      }

      //run the callback
      if ( callback != null ) 
        callback();
    }

    // go get the new phonenums
    <% $opt{'prefix'} %>get_phonenums( exchange, <% $opt{'svcpart'} %>, <% $opt{'prefix'} %>update_phonenums );

  }

</SCRIPT>

<DIV ID="phonenumwait" STYLE="display:none"><IMG SRC="<%$fsurl%>images/wait-orange.gif"> <B>Finding phone numbers</B></DIV>

<DIV ID="phonenumerror" STYLE="display:none"><IMG SRC="<%$fsurl%>images/cross.png"> <B>Select a different city/exchange</B></DIV>

<SELECT NAME="<% $opt{'prefix'} %>phonenum" notonChange="<% $opt{'prefix'} %>phonenum_changed(this); <% $opt{'onchange'} %>" <% $opt{'disabled'} %>>
  <OPTION VALUE="">Select phone number</OPTION>
</SELECT>

<%init>

my %opt = @_;

$opt{disabled} = 'disabled' unless exists $opt{disabled};

</%init>