function changeEmailTemplateForTest(displayEmailSentSpan, eid)
{
	var xmlHttp = GetXmlHttpObject();
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			if (xmlHttp.status==200)
			{
				// 200 = "OK"
				//alert(xmlHttp.responseText);
				var response = xmlHttp.responseText;
				var invite_type = document.getElementById('invite_type').options[document.getElementById('invite_type').selectedIndex].value;
				if (response != '')
				{
					document.getElementById('invalidEmail').innerHTML = response;	
					document.getElementById('validEmailSingleInvite').style.display = 'none';
					document.getElementById('validEmailMultiInvite').style.display = 'none';
					document.getElementById('validEmailTest').style.display = 'none';
				}
				else
				{
					document.getElementById('invalidEmail').innerHTML = '';	
					if ( (invite_type == "ExhibitorInvite") || (invite_type == "VisitorInvite") )
					{
						document.getElementById('validEmailTest').style.display = 'none';
						document.getElementById('validEmailMultiInvite').style.display = '';
						document.getElementById('validEmailSingleInvite').style.display = '';
					}
					else
					{
						document.getElementById('validEmailTest').style.display = '';
						document.getElementById('validEmailSingleInvite').style.display = 'none';
						document.getElementById('validEmailMultiInvite').style.display = 'none';
					}
				}
				//document.getElementById('frame_email').contentDocument.location.reload(true);
				document.getElementById('frame_email').src = document.getElementById('frame_email').src;
				var hiddenInviteTypes = document.getElementsByName('test_invite_type');
				for (var i = 0; i < hiddenInviteTypes.length; i++)
				{
					hiddenInviteTypes[i].value = invite_type;
				}
				if (displayEmailSentSpan == 0)
				{
					document.getElementById('emailSentSpan').style.display = 'none';
				}
				
				var f = document.forms.testEmail;
				var submitButton = f.submit;
				submitButton.onclick = function() { pageTracker_ievent._trackEvent("'" + eid + "', 'Emails Test Notification Sent by Organiser', '" + invite_type + " (" + msg_language + ")'"); };
				
				f = document.forms.guestinvite;
				submitButton = f.submit;
				submitButton.onclick = function() { pageTracker_ievent._trackEvent("'" + eid + "', 'Emails Test Invitation Single Sent by Organiser', '" + invite_type + " (" + msg_language + ")'"); };
				
				f = document.forms.form2;
				submitButton = f.submit;
				submitButton.onclick = function() { pageTracker_ievent._trackEvent("'" + eid + "', 'Emails Test Invitation Multiple Sent by Organiser', '" + invite_type + " (" + msg_language + ")'"); };
			}
			else
			{
				alert(xmlHttp.status + " Problem retrieving data: " + xmlHttp.statusText);
			}
		}
	}
	var msg_language = document.getElementById('language').options[document.getElementById('language').selectedIndex].value;
	var invite_type = document.getElementById('invite_type').options[document.getElementById('invite_type').selectedIndex].value;
	var param = "?eid=" + eid + "&msg_language=" + msg_language + "&invite_type=" + invite_type;
	var url = "ajax/ajax_changeEmailTemplateForTest.php" + param;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);  
}

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)
		{    
			try
			{      
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");      
			}
			catch (e)
			{      
				alert("Your browser does not support AJAX!"); 
			}    
		}  
	}
	return xmlHttp;
}