function loadXMLDoc()
{
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  {
  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
		if(xmlhttp.responseText.indexOf("قبل")>-1 || xmlhttp.responseText.indexOf("برجاء")>-1){
			alert(xmlhttp.responseText);
		}
		else{
    		document.getElementById('email_address').innerHTML =xmlhttp.responseText;
	    	document.getElementById('submitter').innerHTML ="";
	    	document.getElementById('tablesubscriber').width = "80%";
		}
    }
  }
xmlhttp.open("POST","ajax.php",true);
xmlhttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");
xmlhttp.send("email=" + document.getElementById('email').value);
}