var xmlHttp

function showAvailability(username)
{
username=escape(username)

if (username.length==0)
{ 
document.getElementById("availability").innerHTML=""
return
}
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
} 
var url="/ajax/check_username.php"
url=url+"?q="+username
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function checkRPC()
{
var username = document.getElementById("username").value;
var password = document.getElementById("password").value;
var gateway = document.getElementById("gateway").value;

if ((username == "") || (password == "") || (gateway == "")) 
{ 
return
}

username=escape(username)
password=escape(password)
gateway=escape(gateway)

xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
} 
var url="/ajax/check_rpc.php"
url=url+"?u="+username+"&p="+password+"&gw="+gateway
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=gateway_status 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function gateway_status() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById("xmlrpc").innerHTML=xmlHttp.responseText 
}
else
{
document.getElementById("xmlrpc").innerHTML="Attempting to log in..."
} 
} 


function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById("availability").innerHTML=xmlHttp.responseText 
} 
} 

function GetXmlHttpObject(handler)
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}