/**
 * Copyright © 2006-2007 Hans Mäesalu & Eveterm OÜ, All Rights Reserved
 **/

var xmlHttp = xmlHttpRequest(); 

function check_domain() {
	if (xmlHttp == null) {
		return;
	}

	document.getElementById("domain_button").disabled=true;
	xmlHttp.open('GET', 'license_check.php?domain=' + document.getElementById("domain_name").value, true);
	xmlHttp.onreadystatechange = function() { 
		if (xmlHttp.readyState == 4 || xmlHttp.readyState == "complete") { 
			document.getElementById("domain_status").innerHTML = xmlHttp.responseText;
			document.getElementById("domain_button").disabled=false;
		} 
	}
	xmlHttp.send(null);
} 


function xmlHttpRequest() {
  var xmlHttp=null;
  try {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
  } catch (e) {
    // Internet Explorer
    try {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  return xmlHttp;
}