image1 = new Image();
image1.src = "/img/please-wait-loader.gif";
var xmlHttp
var EconEdLinkInnerHTML = "EconEdLink-newsletter-signup-div";
var EconEdLinkEmailAddress = "EconEdLink-newsletter-signup";

function addEmailAddressEconEdLink( )
{
	var str = document.getElementById( EconEdLinkEmailAddress ).value;
 

	if (str.length==0 || str == '<email>' )
	{ 
		document.getElementById( EconEdLinkInnerHTML ).innerHTML="<p>An error occured while trying to add your email address to our list.</p>";
		return;
	}
        
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		document.getElementById( EconEdLinkInnerHTML ).innerHTML="<p>An error occured while trying to add your email address to our list.</p>";
		return;
	} 

	document.getElementById( EconEdLinkInnerHTML ).innerHTML="<p><center><img src='/img/please-wait-loader.gif' /></p><p>Adding your email address...</p></center>";

	
	xmlHttp.onreadystatechange=stateChangedEconEdLink;
	xmlHttp.open("GET","/js/email-add-ajax.php?email=" + str,true);
	xmlHttp.send(null);
}

function stateChangedEconEdLink() 
{ 
	var status;
    
	if (xmlHttp.readyState==4)
	{ 
    	document.getElementById( EconEdLinkInnerHTML ).innerHTML = xmlHttp.responseText; 
    }
    
}

function GetXmlHttpObject()
{
	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;
}