// JavaScript Document
// JavaScript Document
var url='http://www.gwtuae.com.php5-17.dfw1-1.websitetestlink.com/admin';
var xmlhttp;
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else if (window.ActiveXObject)
  {
  // code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
// ajax function start  
function getXMLHTTP() { //fuction to return the xml http object
		var xmlhttp=false;	
		try{
			xmlhttp=new XMLHttpRequest();
		}
		catch(e)	{		
			try{			
				xmlhttp= new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(e){
				try{
				xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
				}
				catch(e1){
					xmlhttp=false;
				}
			}
		}
		return xmlhttp;
}

function subscriber_add()
{
	var error=0;
	if(document.getElementById("nemail").value=="" || document.getElementById("nemail").value=="Enter your email address here...")
	{
		document.getElementById("nemailDiv").innerHTML = ' Subscriber Email Required.';
		document.getElementById('AjaxNewsletter').innerHTML = '';
		error=1;
	} else { document.getElementById("nemailDiv").innerHTML='';  }
	
	
	
	if(document.getElementById("nemail").value!="")
	{
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var address = document.getElementById("nemail").value;
		if(reg.test(address) == false) {
			document.getElementById("nemailDiv").innerHTML = ' Invalid Email Address.';
			document.getElementById('AjaxNewsletter').innerHTML = '';
			error=1;
		}
		else { document.getElementById("nemailDiv").innerHTML='';  }
	}
	

	if(error==0)
	{
		//return true;
			var email = document.getElementById("nemail").value;
			var urlmain='http://www.gwtuae.com.php5-17.dfw1-1.websitetestlink.com/business_logic';
			url = urlmain + '/subscriber_add.php?email='+email;
			//alert(url);
			xmlhttp.open ("GET", url, true);
			xmlhttp.onreadystatechange = function () {
				if (xmlhttp.readyState == 4) {
				responsestring = xmlhttp.responseText;
				//alert(responsestring);
					if (responsestring != "") {
						document.getElementById('AjaxNewsletter').innerHTML = responsestring;
						//document.getElementById('buttons').style.display='block';
					}
				}
			}
			xmlhttp.send (null);
			return false;
		
		
	} else {
		return false;
	}
}