function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function ajaxGETFunction(file, param_string, onReadyStateChangeFunction, display_error_bool){
	var xmlhttp;
	if (window.XMLHttpRequest)
		xmlhttp=new XMLHttpRequest();
	else if (window.ActiveXObject)
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	else{
		if(display_error_bool == true)
			alert("Your browser does not support XMLHTTP!");
	}
	xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4)
			onReadyStateChangeFunction(xmlhttp.responseText);
	}
	xmlhttp.open("GET",file+'?'+param_string,true);
	xmlhttp.send(null);
}

function check_domain() {
   	var free_website_address = document.getElementById('free_website_address').value;
	var tld = document.getElementById('tld').value;
	var param_string = 'url='+free_website_address+'&tld='+tld;
	var onPositiveStatus = function(value) {
		var resultField = document.getElementById('domain_lookup_result');
		if(value == 'A') {
			resultField.style.color = '#00FA00';
			resultField.innerHTML = 'Available';
		}
		else if (value == 'N') {
			resultField.style.color = '#FA0000';
			resultField.innerHTML = 'Not Available';
		}
		else {
			resultField.innerHTML = value;
		}
	}
	ajaxGETFunction('whois.php', param_string, onPositiveStatus, false);
}