var xmlHttp;
var formname;
var invoiceonly_var
function email_me(Form,invoiceonly)
{
	formname = Form.name;
	var params = "";
	var i;
	var Element;
	var type;
	var name;
	var fieldvalue;
	var optional;
	var BadFields = "";
	var Title;
	var Titles = new Array();
	Titles['item_name'] = "Course Title";
	var outMessage = "";
	invoiceonly_var = invoiceonly;
	
	//alert(formname);
	
	//alert(Form.length);
	
	var Optional = new Array();

	// optional fields
	
	Optional['Position'] = true;
	Optional['Mobile_Phone'] = true;
	Optional['Invoice_Address'] = true;
	Optional['Purchase_Order_Number'] = true;
	Optional['Course_Dates'] = true;
	Optional['Course_Location'] = true;
	Optional['Number_of_Delegates'] = true;
	Optional['Number_of_Desk_Top_Coaches'] = true;
	Optional['Promotional_Discount_Code'] = true;
	Optional['Promotional_Discount_Amount'] = true;
	if (invoiceonly_var == true)
	{
		Optional['amount'] = true;
	}
	Optional['Special_Requirements'] = true;
	
	
	for(i = 0; i < Form.length; i++)
	{
		Element = Form.elements[i];
		
		type = Element.type;
		name = Element.name;
		
		//alert("name:"+name+" type:"+type);
		
		
		if(type == "text")
		{
			fieldvalue = Element.value;
			params = params + name + "=" + fieldvalue + "&";
			
			optional = Optional[name];
			if ( (fieldvalue == '' || fieldvalue == name ) && typeof(optional) == "undefined")
			{
				Title = getTitle(name,Titles);
				BadFields += "- " + Title + "\n";
			}   
			
			//alert(params);
		}
		if(type == "textarea")
		{
			fieldvalue = Element.value;
			params = params + name + "=" + fieldvalue + "&";
			
			optional = Optional[name];
			if ( (fieldvalue == '' || fieldvalue == name ) && typeof(optional) == "undefined")
			{
				Title = getTitle(name,Titles);
				BadFields += "- " + Title + "\n";
			}   
			
			//alert(params);
		}
		/*
		else if(type == "select-one")
		{
			fieldvalue = selectval(Element);
			
			fieldvalue = Element.value;
			params = params + name + "=" + fieldvalue + "&";
			//alert(params);
		}
		else if(type == "hidden")
		{
			fieldvalue = Element.value;
			params = params + name + "=" + fieldvalue + "&";
		}
		*/
	}
	
	
	if(BadFields)
	{
		outMessage = "We are unable to proceed as the following \n";
		outMessage += "required fields have not been completed:\n\n";
		outMessage += BadFields;

		alert(outMessage);
		return false;
	}
	
	//alert(params);
	
	xmlHttp=GetXmlHttpObject();
	
	if (xmlHttp==null)
	{
		alert ("Browser does not support HTTP Request");
		return;
	}
	
	var url="http://www.backinblighty.com/ajax_email_me.php?";
	url="/payment/ajax_email_me.php?";
	if (invoiceonly_var == true)
	{
		params = params + "Payment_Method=Invoice";
	}
	else
	{
		params = params + "Payment_Method=PayPal&";
	}
	url=url+params;
	
	//alert(url);
	
	xmlHttp.onreadystatechange = Finished;
	
	xmlHttp.open("GET",url,true)
	
	xmlHttp.send(null)
	
	return true;
}

function Finished() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		//document.getElementById('search').innerHTML = xmlHttp.responseText;
		var response = xmlHttp.responseText;
		
		//alert(response);
		if (invoiceonly_var == true)
		{
			alert("Thank you. Your message has been sent to Sixfold International Ltd.");
		}
		else
		{
			document.paymentform.submit();
		}
		
		document.body.innerHTML = document.body.innerHTML + "<span></span>";
	}
}

function GetXmlHttpObject()
{
	var xmlHttp=null;
	
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
		//	alert("Mozilla");
	}
	catch (e)
	{
		//Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
			//	alert("IE");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			//	alert("IEError");
		}
	}
	
	return xmlHttp;
}

function selectval(Sel)
{
	return Sel.options[Sel.selectedIndex].value;
}

function getTitle(name,Titles)
{
	Title = Titles[name];
	if (typeof(Title) == "undefined")
	{
		Title = name;
		Title = Title.replace(/_/g," ");
	}
	return Title;
}