///**********************
///Core AJAX Objects
///**********************

var debug = false;
var xmlDoc;
var registeredHandlers = {};
var viewtype = 'Add';
var viewArticleID = 0;
var viewCategoryID = 0;
var AjaxQueue = new Array();

function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		ro = new XMLHttpRequest();
	}
	return ro;
}

var http = createRequestObject();	

function parseXML(xmlString){  
	var browser = navigator.appName;
	
	if(browser == "Microsoft Internet Explorer"){
		xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
		xmlDoc.async="false";
		//alert(xmlString);
		xmlDoc.loadXML(xmlString);
	}else{
		//alert(xmlString);
		xmlDoc = (new DOMParser).parseFromString(xmlString, "text/xml");
	}
	handleAction();
}

function handleXMLResponse()
	{
	if(http.readyState == 4)
		{
		
		//DEBUGGING
		//document.getElementById("divDisplayError").innerHTML = http.responseText;
		//alert(http.responseText);
		//document.write(http.responseText);
		//ocation.href = http.responseText;

		parseXML(http.responseText);	

		if(AjaxQueue.length>0)
			{
			
			newcall = AjaxQueue[0];
			thisURL = newcall[0];
			xml = newcall[1];
			callWebService(newcall[1],(newcall[0]));			
			var temparray = new Array()
			j=0;			
			for (i=1;i<AjaxQueue.length;i++)
				{
				temparray[j] = AjaxQueue[i];
				j++;
				}			
			AjaxQueue = new Array();			
			for (i=0;i<temparray.length;i++)
				{
				AjaxQueue[i] = temparray[i];
				}										
			}			
		}		
	}

function handleAction(){
	var responseNode = xmlDoc.getElementsByTagName('xml');
	for(i = 0; i<responseNode[0].childNodes.length; i++){
		//alert(tagName);
		var tagName = responseNode[0].childNodes[i].tagName;
		if(registeredHandlers[tagName]){
			registeredHandlers[tagName](responseNode[0].childNodes[i]);
		}
	}
}

function callWebService(queryString,thisURL) 
	{	
	
	//Check the ready state for a 0 or 4 before running HTTP Object
	//alert(http.readyState);
	if(http.readyState==0 || http.readyState==4)
		{
		//If readystate is 4 re-initialize the xmlhttp object cause mozilla won't work with it otherwise
		if(http.readyState==4)
			{
			http = createRequestObject();	
			}		
		http.open('post', thisURL);
		http.onreadystatechange = handleXMLResponse;
		http.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		http.send(queryString);
		}
	else
		{
		//Add AJAX request to AJAX Quue
		var slotarray = new Array()
		slotarray[0] = thisURL;
		slotarray[1] = queryString;
		AjaxQueue[AjaxQueue.length] = slotarray;
		}		

	}

function addRespHandler(tagName, handlerFunction)
	{
	registeredHandlers[tagName] = handlerFunction;
	}				

function enableDebugging(){
	debug = true;
}


function emailCheck(emailStr) 	
	{
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	
	if (matchArray==null) {
	
	//alert("Email address seems incorrect (check @ and .'s)");
	//alert("Please enter a valid email address!");
	return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	
	for (i=0; i<user.length; i++) {
	if (user.charCodeAt(i)>127) {
	//alert("Ths username contains invalid characters.");
	//alert("Please enter a valid email address!");
	return false;
	}
	}
	for (i=0; i<domain.length; i++) {
	if (domain.charCodeAt(i)>127) {
	//alert("Ths domain name contains invalid characters.");
	//alert("Please enter a valid email address!");
	return false;
	}
	}
	
	if (user.match(userPat)==null) {
	//alert("The username doesn't seem to be valid.");
	//alert("Please enter a valid email address!");
	return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
	
	for (var i=1;i<=4;i++) {
	if (IPArray[i]>255) {
	//alert("Destination IP address is invalid!");
	//alert("Please enter a valid email address!");
	return false;
	}
	}
	return true;
	}
	
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
	if (domArr[i].search(atomPat)==-1) {
	//alert("The domain name does not seem to be valid.");
	//alert("Please enter a valid email address!");
	return false;
	}
	}
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	//alert("The address must end in a well-known domain or two letter " + "country.");
	//alert("Please enter a valid email address!");
	return false;
	}
	if (len<2) {
	//alert("This address is missing a hostname!");
	//alert("Please enter a valid email address!");
	return false;
	}
	
	return true;
	}

///**********************
///Core AJAX Objects
///**********************

///**************************************
///Begin Contact Form Submit
///**************************************

function ContactFormSubmitHandler(node)
	{
	location.href = document.getElementById("Contact_Form_Redirect").value;
	}

function ContactFormSubmit(emailField)
	{		
	
	go = true;
	emailString = emailField.value;

	if(document.getElementById("Contact_Name").value==''&&go==true)
		{
		go = false;
		alert("Please provide us with a name before continuing.");
		}	
	if(!emailCheck(emailString)&&go==true)
		{
		go = false;
		alert("Please provide a valid email address before continuing.");
		}
	if(!jcap()&&go==true)
		{
		go = false;
		alert("Please enter the code in the image before continuing.");
		}

	if(go)

		{
		Contact_Name = encodeURIComponent(document.getElementById("Contact_Name").value);
		if(document.getElementById("Contact_Phone"))
			{
			Contact_Phone = encodeURIComponent(document.getElementById("Contact_Phone").value);
			}
		Contact_Email = encodeURIComponent(document.getElementById("Contact_Email").value);
	
		if(document.getElementById("Subject"))
			{		
			Subject = encodeURIComponent(document.getElementById("Subject").value);
			}
		if(document.getElementById("Body"))
			{				
			Body = encodeURIComponent(document.getElementById("Body").value);
			}
	
		queryString = "Contact Name=" + Contact_Name;
		Contact_Name = encodeURIComponent(document.getElementById("Contact_Name").value);
		if(document.getElementById("Contact_Phone"))
			{		
			queryString = queryString + "&Contact Phone=" + Contact_Phone;
			}
		queryString = queryString + "&Contact Email=" + Contact_Email;
		
		if(document.getElementById("Subject"))
			{			
			queryString = queryString + "&Subject=" + Subject;
			}
		if(document.getElementById("Body"))
			{				
			queryString = queryString + "&Body=" + Body;
			}
		
		queryString = queryString + "&Method=addNewContactSubmissions";	
	
		addRespHandler('responsebody', ContactFormSubmitHandler);		
		thisURL = "/objects/system/contact_manager/proxy.php";	
		
		callWebService(queryString,thisURL);
		}
	}	

///**************************************
///End Contact Form Submit
///**************************************