function addOptionProvider() 
{
  window.external.AddSearchProvider("http://jure.nl/opensearch.xml");
  closeOptionProvider();
}

function closeOptionProvider() 
{
  document.getElementById('addsearch').style.display = 'none';
  document.cookie = "zoeken_ie7top=hidden; expires=Thu, 2 Aug 2500 20:47:11 UTC; path=/; domain=.jure.nl;";
}

if (window.external && ("AddSearchProvider" in window.external)) 
{
    if (!window.external.IsSearchProviderInstalled('http://jure.nl/') && document.cookie.indexOf("zoeken_ie7top") == -1) 
    {

      writeHTML = '<div style="position:absolute;top:0px;right:25px;width:172px;display:block;z-index:100;" id="addsearch">';
      writeHTML += '<div style="top:19px;right:7px;position:absolute">';
      writeHTML += '<a href="#" onclick="closeOptionProvider();addOptionProvider(); return false;">';
      writeHTML += '<img src="http://jure.nl/images/cross.png" width="17" height="13" style="border:0"></a></div>';
      writeHTML += '<div style="background:url(http://jure.nl/images/opensearch_add_bg.png) no-repeat;font:11px arial;color:#666">';
      writeHTML += '<a href="#" style="color:#666;text-decoration:none;display:block;cursor:pointer;height:32px;width:152px;padding:18px 10px 24px 10px;" onclick="addOptionProvider(); return false;">';
      writeHTML += 'Voeg Jure.nl toe aan uw<br>';
      writeHTML += (BrowserDetect.browser == "Explorer" ? 'Internet Explorer' : 'Firefox browser');
      writeHTML += '</a></div></div>';
      document.write(writeHTML);
    }
}