// declare a global  XMLHTTP Request object
var XmlHttpObj;

// create an instance of XMLHTTPRequest Object, varies with browser type, try for IE first then Mozilla
function CreateXmlHttpObj()
{
	// try creating for IE (note: we don't know the user's browser type here, just attempting IE first.)
	try
	{
		XmlHttpObj = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch(e)
	{
		try
		{
			XmlHttpObj = new ActiveXObject("Microsoft.XMLHTTP");
		} 
		catch(oc)
		{
			XmlHttpObj = null;
		}
	}
	// if unable to create using IE specific code then try creating for Mozilla (FireFox) 
	if(!XmlHttpObj && typeof XMLHttpRequest != "undefined") 
	{
		XmlHttpObj = new XMLHttpRequest();
	}
}


// called when form submitted
function frmSubmit() 
{
    // url of page that will send xml data back to client browser
    var requestUrl;
    requestUrl = "frm_pick_up_xml_data_provider.php?actionn=sendmail";
    requestUrl = requestUrl + "&year="+document.getElementById('frm_pick_up_year').value+ "&make="+document.getElementById('frm_pick_up_make').value+ "&model="+document.getElementById('frm_pick_up_model').value;
    requestUrl = requestUrl + "&address="+document.getElementById('frm_pick_up_address').value+ "&city="+document.getElementById('frm_pick_up_city').value;
    requestUrl = requestUrl + "&name="+document.getElementById('frm_pick_up_name').value+ "&email="+document.getElementById('frm_pick_up_email').value+ "&phone="+document.getElementById('frm_pick_up_phone').value;
    requestUrl = requestUrl + "&toemail="+document.getElementById('frm_pick_up_toemail').value;
    requestUrl = requestUrl + "&redirecturl="+document.getElementById('frm_pick_up_link').value;
    
    inputArray=document.getElementsByName('frm_pick_up_accident');
    for (i=0;i<inputArray.length;i++)
	{
		if (inputArray[i].checked) requestUrl = requestUrl + "&accident="+inputArray[i].value;
	}
	inputArray=document.getElementsByName('frm_pick_up_drive');
    for (i=0;i<inputArray.length;i++)
	{
		if (inputArray[i].checked) requestUrl = requestUrl + "&drive="+inputArray[i].value;
	}
	inputArray=document.getElementsByName('frm_pick_up_towed');
    for (i=0;i<inputArray.length;i++)
	{
		if (inputArray[i].checked) requestUrl = requestUrl + "&towed="+inputArray[i].value;
	}
    CreateXmlHttpObj();;
	// verify XmlHttpObj variable was successfully initialized
	if(XmlHttpObj)
	{
        // assign the StateChangeHandler function ( defined below in this file)
        // to be called when the state of the XmlHttpObj changes
        // receiving data back from the server is one such change
		XmlHttpObj.onreadystatechange = StateChangeHandler;
		
		// define the iteraction with the server -- true for as asynchronous.
		XmlHttpObj.open("GET", requestUrl,  true);
		
		// send request to server, null arg  when using "GET"
		XmlHttpObj.send(null);	
			
	}
	return 1;
}

// this function called when state of  XmlHttpObj changes
// we're interested in the state that indicates data has been
// received from the server
function StateChangeHandler()
{
	// state ==4 indicates receiving response data from server is completed
	//alert('readystate: ' + XmlHttpObj.readyState);
	if(XmlHttpObj.readyState == 4)
	{
		// To make sure valid response is received from the server, 200 means response received is OK
		if(XmlHttpObj.status == 200)
		{	
			var response = XmlHttpObj.responseXML.documentElement;
			var actionn = response.getAttribute("act");
			if (actionn=='sendmail') RetMsg(response);
		}
		else
		{
			alert("problem retrieving data from the server, status code: "  + XmlHttpObj.status);
		}
	}
}

// populate the contents of the fields
function RetMsg(Node)
{

	var Nodes = Node.getElementsByTagName('field');
	var textValue; 
	
	textValue = GetInnerText(Nodes[0]);
	err=Nodes[0].getAttribute("err"); 
	if (err=='yes')
	{
		document.getElementById('frm_pick_up_msgspan_err').style.display="";
		document.getElementById('frm_pick_up_msgspan_success').style.display="none";
		document.getElementById('frm_pick_up_msgspan_err').innerHTML=textValue;
	}
	else
	{
		document.getElementById('frm_pick_up_msgspan_success').style.display="none";
		document.getElementById('frm_pick_up_msgspan_err').style.display="none";
		window.location=textValue;
	}	


}

// returns the node text value 
function GetInnerText (node)
{
	 return (node.textContent || node.innerText || node.text) ;
}