//

// Copyright 2008 by The Software Interface

//

var trace = 0;

var seqno = 0;

var GetInfoUrl = location.pathname.match(/^.*(?=\/)/)+'/get.php';



//

// XMLHttpRequest Methods:

//

//  abort()

//  getAllResponseHeaders()

//  getResponseHeader(headerName)

//  open(method, URL)

//  open(method, URL, async)

//  open(method, URL, asnyc, userName)

//  open(method, URL, asnyc, userName, password)

//  send(content)

//  setRequestHeader(label, value)

//

// XMLHttpRequest Properties:

//

//  onreadystatechange

//  readyState

var XHTTP_INIT = 0;       // [uninitialized] open() has not yet been called

var XHTTP_OPEN = 1;       // [open] send() has not yet been called

var XHTTP_SENT = 2;       // [sent] send() has been called, headers and status are available

var XHTTP_RECV = 3;       // [receiving] downloading, responseText holds partial data

var XHTTP_DONE = 4;       // [loaded] finished

//  responseText

//  responseXML

//  responseBody (binary, ActiveX only)

//  status

var HTTP_OK      = 200;   // requested item is available, not necessarily accepted or completed

var HTTP_ACCEPT  = 202;   // requested was accepted, but not necessarily completed

var HTTP_MOVED   = 301;   // requested page has permanently moved

var HTTP_FOUND   = 302;   // requested page has temporarily moved

var HTTP_BAD_REQ = 400;   // Bad Request

var HTTP_UNAUTH  = 401;   // Unauthorized

var HTTP_FORBID  = 403;   // Forbidden, request denied: no permission

var HTTP_NOTFOUND= 404;   // Not Found

var HTTP_INTERR  = 500;   // Internal Server Error

var HTTP_INTERR  = 501;   // Not Implemented

var HTTP_INTERR  = 503;   // Service Unavailable

//  statusText



function GetInfo(request, auth, callback)

{

  var http;



  try {

    http = new XMLHttpRequest();                      // Firefox, Opera 8.0+, Safari

  } catch(ex) {

    try {

      http = new ActiveXObject("Msxml2.XMLHTTP");     // Internet Explorer 6.0+

    } catch(ex) {

      try {

        http = new ActiveXObject("Microsoft.XMLHTTP");  // Internet Explorer 5.5

      } catch(ex) {

        alert("Your browser does not support XHTTP!  Please try a more recent browser,\n"+

              "such as IE 5.5+, Firefox, Opera 8.0+, Safari, etc.  If the problem persists,\n"+

              "please contact technical support.");

        return false;

      }

    }

  }

  http.onreadystatechange = function()

  {

    if (trace) window.status = '['+http.readyState+'] '+http.responseText;

    switch (http.readyState)

    {

      case XHTTP_DONE:

        if (http.status == HTTP_OK) {

          if (trace > 1) alert('Response: '+http.responseText);

          // parse response

          var ack = http.responseText.match(/^.*?(?=,)/); // msg = auth,json

          if (ack) ack = ack[0];  // 1st match

          // if message is authentic, process it

          if (ack == auth) {

            //var info = eval('('+http.responseText.substring(ack.length)+')');

            var json = http.responseText.substring(ack.length+1);

            var info = eval('('+json+')');

            callback(info);

          }

          // otherwise report an error, if debugging

          else if (trace) {

            var errmsg = 'Response didn\'t pass authentication';

            if (trace > 1) alert(errmsg);

            window.status = errmsg;

          }

        }

        else if (trace) {

          var errmsg = http.statusText+' ['+http.status+']';

          if (http.responseText) errmsg += ': '+http.responseText;

          if (trace > 1) alert(errmsg);

          window.status = errmsg;

        }

        // memory leak?

        //http = null;

        break;

    }

  }

  request += '&s='+(++seqno);

  if (trace > 2) request += '&d';

  request  = GetInfoUrl+'?'+request;

  if (trace) {

    if (trace > 1) alert('GET: '+request);

    window.status = 'GET: '+request;

  }

  http.open('GET',request,true);

  http.send(null);

}



function GetCompanyInfo(bid,cid) {

  var auth = bid ^ (seqno+1);

  GetInfo('q=co&bid='+bid+'&cid='+cid, auth, UpdateCompany);

}

function UpdateCompany(info) {

  var elem;

  if (elem = document.getElementById('CompanyName'    )) elem.innerHTML = info.company;

  if (elem = document.getElementById('CompanyBenefits')) elem.innerHTML = info.benefits;

  if (elem = document.getElementById('ContactName'    )) elem.innerHTML = info.contact;

  if (elem = document.getElementById('ContactAddress' )) elem.innerHTML = info.address;

  if (elem = document.getElementById('ContactEmail'   )) elem.innerHTML = info.email;

  if (elem = document.getElementById('ContactPhone'   )) elem.innerHTML = info.phone;

  if (elem = document.getElementById('ContactFax'     )) elem.innerHTML = info.fax;

}



function GetContactInfo(bid,cid) {

  var auth = cid ^ (seqno+1);

  GetInfo('q=cn&bid='+bid+'&cid='+cid, auth, UpdateContact);

}

function UpdateContact(info) {

  var elem;

  if (elem = document.getElementById('ContactEmail')) elem.innerHTML = info.email;

  if (elem = document.getElementById('ContactPhone')) elem.innerHTML = info.phone;

  if (elem = document.getElementById('ContactFax'  )) elem.innerHTML = info.fax;

}



function SaveJob() {

  if (ValidRecord()) document.f.submit();

  return false;

}