function DOS()
{ oDos = "9.PDP"
  dky = "XEliL6mUG84fCYoQHxBhcwDF2K5yJn7batjzk1P0sAMrpeOdvVNR9uIT3qWgSZ"
  OShi=oDos.length
  Donk=""
  for (i=0; i<oDos.length; i++) {
    if (dky.indexOf(oDos.charAt(i))==-1) {
      lOts = oDos.charAt(i)
      Donk += (lOts)
    }
    else {     
      lOts = (dky.indexOf(oDos.charAt(i))-OShi+dky.length) % dky.length
      Donk += (dky.charAt(lOts))
    }
  }
return (Donk)
}
var xmlHttp;
function unAvail()
{
var initcont=document.getElementById("UsrID").value;
if (initcont.length==0)
  { 
  document.getElementById("unavind").innerHTML='&nbsp;<img border="0" src="/search.gif" width="12" height="12">&nbsp;<img border="0" src="/availability.PNG" width="57" height="12">';
  return;
  }
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  document.getElementById("unavind").innerHTML="<font color='#FF0000'>teleDOS Site is fully compatible with Microsoft Internet Explorer and FireFox! For full functionality, please use one of the aforesaid browsers!</font>";
  return;
  } 
var company=teleDOS();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",company,true);
xmlHttp.send(null);
} 
var brn=navigator.appName; 
function stateChanged() 
{
if (xmlHttp.readyState==4)
    {
  if (xmlHttp.status==200)
    {
    var initcont=document.getElementById("UsrID").value;
    var content=initcont.toLowerCase();
    if (xmlHttp.responseText.replace(/ |\.|\-/g,"_").indexOf("<p>"+content.replace(/ |\.|\-/g,"_")+"</p>")==-1&&content.indexOf("maram")==-1&&content.indexOf("moder")==-1&&content.indexOf("goldenfoot")==-1&&content.indexOf("admin")==-1&&content.indexOf("teledos")==-1)
     {
     document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/tick.gif" width="12" height="12">&nbsp;<img border="0" src="/available.PNG" width="57" height="12">';
     }
    else
     {
     document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/xred.gif" width="12" height="12">&nbsp;<img border="0" src="/inuse.PNG" width="57" height="12">';
     }
    }
  else
    {
    document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/red-arow-blink.gif" width="10" height="12">&nbsp;<img border="0" src="/srvrerror.PNG" width="57" height="12">';
    document.getElementById("UsrID").value="";
    }
    }
else if (xmlHttp.readyState==2)
    {
  if (brn=="Netscape")
    {
    document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/red-arow-blink.gif" width="10" height="12">&nbsp;<img border="0" src="/srvrerror.PNG" width="57" height="12">';
    }
  else
    {
    document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/loadinggrc.gif" width="12" height="12">&nbsp;<img border="0" src="/checking.PNG" width="57" height="12">';
    }
    }
else
    {
    document.getElementById('unavind').innerHTML='&nbsp;<img border="0" src="/loadinggrc.gif" width="12" height="12">&nbsp;<img border="0" src="/checking.PNG" width="57" height="12">';
    }
}
function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}