// View Item W/ Volume Sparkline
// version 2.0e - eBay External Only (url does not work from inside eBay)
// June 10, 2008
// Mark J. Boyd
//
// --------------------------------------------------------------------
//
// This is a Greasemonkey user script - it only works outside the eBay firewall.
//
// To install it, you need Greasemonkey 0.3 or later:
// http://www.greasespot.net/
//
// Then restart Firefox and revisit this script at
// http://labs.ebay.com/repex2/vi.user.js
//
// To uninstall, go to Tools/Manage User Scripts,
// select "View Item W/ Volume Sparkline", and click Uninstall.
//
// --------------------------------------------------------------------
//
// ==UserScript==
// @name          View Item W/ Volume Sparkline
// @namespace     http://www.ebay.com
// @description   View Item W/ Volume Sparkline
// @include       http://cgi.ebay.com/*ViewItem*
// ==/UserScript==

var i;
var main;
var username;

for (i = 0; i < document.getElementsByTagName('td').length; i++)
{
  if (document.getElementsByTagName('td')[i].innerHTML.match(/^Seller:/))
  {
    main = document.getElementsByTagName('td')[i].parentNode;
    break;
  }
}

if (main)
{
  username = main.getElementsByTagName('td')[1].innerHTML.match(/http:\/\/myworld.ebay.com\/([^"]*)/)[1];

main.parentNode.getElementsByTagName('tr')[1].getElementsByTagName('td')[1].innerHTML += "<br />" + "<img src=\"http://labs.ebay.com/repex2/servlet/vsl?width=100&cachetime=25&seller=true&height=40&username=" + username + "\" />";

}