var flagCaptcha = false;
var flagFields = true;
var message = 'Please fill in all mandatory fields ! \n';

function createRequestObject(){
	try	{
		xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
	}	catch(e)	{
		alert('Sorry, but your browser doesn\'t support XMLHttpRequest.');
	};
	return xmlhttp;
};

var http = createRequestObject();

function refreshimg(){
	var url = InstallationUrl + 'captcha-refresh.php';
	dorefresh(url, displayimg);
};

function dorefresh(url, callback) {
	http.open('POST', url, true);
	http.onreadystatechange = displayimg;
	http.send(null);
};

function displayimg() {
	if(http.readyState == 4)	{
		var showimage = http.responseText;
		document.getElementById('captchaimage').innerHTML = showimage;
	};
};

function checkForm() {
	displaycheck();
};

function displaycheck() {
	flagFields = true;

	var PostCommentName = document.PostCommentForm.PostCommentName.value;
	var PostCommentEmail = document.PostCommentForm.PostCommentEmail.value;
	var PostCommentBody = document.PostCommentForm.PostCommentBody.value;
	if (PostCommentName.length==0 || PostCommentEmail.length==0 || PostCommentBody.length==0){
		flagFields = false;
	};

	if (flagFields==false) {
		alert('Please fill in all fields');	
	} else {
		ajaxpage(InstallationUrl + 'postcomment.php?id='+pageCommentID+'&do=post','PostCommentContainer','post');
	}
};



var bustcachevar=1; //bust potential caching of external pages after initial request? (1=yes, 0=no)
var bustcacheparameter="";

function ajaxpage(url, containerid, requesttype){
	var page_request = createRequestObject();

	if (requesttype=='get'){
		if (bustcachevar) bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
		page_request.open('GET', url+bustcacheparameter, true)
		page_request.send(null)
	} else if (requesttype=='post') {
		var PostCommentName = document.PostCommentForm.PostCommentName.value;
		var PostCommentEmail = document.PostCommentForm.PostCommentEmail.value;
		var PostCommentBody = document.PostCommentForm.PostCommentBody.value;
		var PostCommentRate = document.PostCommentForm.PostCommentRate.value;
		var poststr = "PostCommentName=" + encodeURIComponent(PostCommentName) + "&PostCommentEmail=" + encodeURI(PostCommentEmail) + "&PostCommentBody=" + encodeURIComponent(PostCommentBody) + "&PostCommentRate=" + encodeURIComponent(PostCommentRate);
		page_request.open('POST', url, true);
		page_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		page_request.setRequestHeader("Content-length", poststr.length);
		page_request.setRequestHeader("Connection", "close");
		page_request.send(poststr);
	};

	page_request.onreadystatechange=function(){
		loadpage(page_request, containerid)
	}

}



function loadpage(page_request, containerid){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
	document.getElementById(containerid).innerHTML=page_request.responseText
}

function hasClass(el, className)
{
    if (el.classList)
        return el.classList.contains(className);
    return !!el.className.match(new RegExp('(\\s|^)' + className + '(\\s|$)'));
}

function addClass(el, className)
{
    if (el.classList)
        el.classList.add(className)
    else if (!hasClass(el, className))
        el.className += " " + className;
}

function removeClass(el, className)
{
    if (el.classList)
        el.classList.remove(className)
    else if (hasClass(el, className))
    {
        var reg = new RegExp('(\\s|^)' + className + '(\\s|$)');
        el.className = el.className.replace(reg, ' ');
    }
}

function starHover(obj) {
	var star = obj.getAttribute('data-star');
	for(var i = 1; i <= 5; i++)
	{
		el = document.getElementById('pjRrStar_' + i);
		if(i <= star)
		{	
			addClass(el, 'pjRrStarChecked');
		}else{
			removeClass(el, 'pjRrStarChecked');
		}
	}
	document.getElementById('PostCommentRate').value = star;
}

loadComments = '<div id="PostCommentContainer"></div><script >ajaxpage("/postcomments/postcomment.php?id="+pageCommentID,"PostCommentContainer","get");</script>';
document.writeln(loadComments);