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Code that doesn't use document.write

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Daniel View Drop Down
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    Posted: 30 Jun 2008 at 9:44am
3 images:
blank_whoson.gif - placeholder image the same size as online / offline
online.gif - image for online
offline.gif - image for offline
If you wish, online and offline can be pre-cached to enable faster checking of the status.
code in page:
(chat link location)
 <a id='whoson_a'> 
  <img id='whoson_image' width='{width}' height='{height}' src='images/blank_whoson.gif' /> 
<script type='text/javascript' lang='Javascript' src='scripts/whoson.js'></script> 
<script type='text/javascript' lang='Javascript' src='http://{gatewayaddress}/invite.js?domain={domain}'></script>
file:  scripts/whoson.js
// ==============================================================================
// WhosOn LiveStats & Chat Gateway script
// ==============================================================================
// This script should be placed in the root directory of your web site. It should
// be included in each page you want to track.
// Place the Include on your page at the place where you want the Click-To-Chat
// graphic to appear.
// ===============================================================================
var sWOGateway       = "{gatewayaddress}";    // specify the external address:port of the WhosOn Gateway server
var sWOGatewaySSL    = "{gatewayssladdress}"; // specify the external address:port of the WhosOn Gateway server SSL interface
var sWODomain        = "{domain}";  // the domain you are monitoring
var sWODepartment    = ""; // optional department
var sWOChatstart     = "{chaturl}"; // url to the chatstart.htm page
var sWOLanguage      = ""; // language for the chat window
var sWOBackgroundURL = ""; // optional custom background url
var sWOResponse      = "Y"; // set to a blank string if you do NOT want a visible chat link
var sWOInvite        = "Y";  // set to a blank string if you do NOT want invite requests to be polled
var sWOPreselect     = ""; // set to D to pre-select Department before starting chat, O to pre-select Operator
var sWOSession;
var sWOUrl;
var sWOUser="";
var sWOPage="";
var sWOProtocol=window.location.protocol;
// specify a user name here if you want a specific user name instead of a session cookie
// sWOUser="my user";
// specify a page name here if you want a specific page name shown in WhosOn instead of the window.location
// sWOPage="my page";
var sWOCost=0;    // specify a visit cost
var sWORevenue=0; // specify the revenue generated by the visitor
// optional contact information. Specify values for these variables if you want contact info for the visitor passed to WhosOn
var sWOName="";
var sWOCompany="";
var sWOEmail="";
var sWOTelephone="";
function sWOImageLoad()
 if (sWOResponse == ""){
 // image has loaded, let us look at it's size.
 if (sWOImage.height == 1)
  // no one is home
  document.getElementById('whoson_image').src = "/images/offline.gif"
  document.getElementById('whoson_image').src = "/images/online.gif";
  document.getElementById('whoson_a').href = sWOChatstart;
var sWOImage = new Image();
sWOImage.onload = sWOImageLoad;

 // create a unique session cookie for the visitor
 var dt=new Date();
 var sWOCookie=document.cookie.toString();
  document.cookie="whoson="+sWOSession+";expires=Fri, 31-Dec-2010 00:00:00 GMT;";
 } else {
  var s=sWOCookie.indexOf("whoson=")+7;
  var e=sWOCookie.indexOf(";",s);
if(sWOName!="" || sWOCompany!="" || sWOEmail!="" || sWOTelephone!="")sWOUrl+="&n="+sWOName+"|"+sWOCompany+"|"+sWOEmail+"|"+sWOTelephone;
 sWOImage.src = sWOUrl;
} else {
 sWOImage.src = sWOUrl;

Edited by Daniel - 30 Jun 2008 at 10:04am
Daniel Tallentire
Parker Software
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