var JOSC_http = (window.XMLHttpRequest ? new XMLHttpRequest : (window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : false));
var JOSC_operaBrowser = (navigator.userAgent.toLowerCase().indexOf("opera") != -1);
var JOSC_rsearchphrase_selection="any";
/* in case of modify */
var JOSC_userName = ''; 
var JOSC_userEmail = ''; 
var JOSC_userWebsite = '';
var JOSC_userNotify = '';
/* ***************** */
var JOSC_XmlErrorAlert = false; /* will be redefined by setting */
var JOSC_AjaxDebug = false; /* will be redefined by setting */
var JOSC_AjaxDebugLevel = 2; /* will be redefined by setting */

var JOSC_postREFRESH=false;

var JOSC_clientPC = navigator.userAgent.toLowerCase();
var JOSC_clientVer = parseInt(navigator.appVersion);

var JOSC_is_ie = ((JOSC_clientPC.indexOf("msie") != -1) && (JOSC_clientPC.indexOf("opera") == -1));
var JOSC_is_nav = ((JOSC_clientPC.indexOf('mozilla')!=-1) && (JOSC_clientPC.indexOf('spoofer')==-1)
    && (JOSC_clientPC.indexOf('compatible') == -1) && (JOSC_clientPC.indexOf('opera')==-1)
    && (JOSC_clientPC.indexOf('webtv')==-1) && (JOSC_clientPC.indexOf('hotjava')==-1));
var JOSC_is_moz = 0;

var JOSC_is_win = ((JOSC_clientPC.indexOf("win")!=-1) || (JOSC_clientPC.indexOf("16bit") != -1));
var JOSC_is_mac = (JOSC_clientPC.indexOf("mac")!=-1);

var JOSC_scrollTopPos = 0;
var JOSC_scrollLeftPos = 0;

function JOSC_insertAdjacentElement( object, where, parsedNode ) {
    if (!object.JOSCinsertAdjacentElement)
	object.insertAdjacentElement(where, parsedNode);
    else
	object.JOSCinsertAdjacentElement(where, parsedNode);
}

function JOSC_insertAdjacentHTML( object, where, htmlStr ) {
    if (!object.JOSCinsertAdjacentHTML)
	object.insertAdjacentHTML(where, htmlStr);
    else
	object.JOSCinsertAdjacentHTML(where, htmlStr);
}

if (typeof HTMLElement != "undefined" && !
    HTMLElement.prototype.JOSCinsertAdjacentElement) {
    HTMLElement.prototype.JOSCinsertAdjacentElement = function
	(where, parsedNode)
	{
	    switch (where) {
		case 'beforeBegin':
		    this.parentNode.insertBefore(parsedNode, this)
		    break;
		case 'afterBegin':
		    this.insertBefore(parsedNode, this.firstChild);
		    break;
		case 'beforeEnd':
		    this.appendChild(parsedNode);
		    break;
		case 'afterEnd':
		    if (this.nextSibling)
			this.parentNode.insertBefore(parsedNode, this.nextSibling);
		    else this.parentNode.appendChild(parsedNode);
		    break;
	    }
	}

    HTMLElement.prototype.JOSCinsertAdjacentHTML = function
	(where, htmlStr)
	{
	    var r = this.ownerDocument.createRange();
	    r.setStartBefore(this);
	    var parsedHTML = r.createContextualFragment(htmlStr);
	    this.JOSCinsertAdjacentElement(where, parsedHTML)
	}

/*    HTMLElement.prototype.JOSCinsertAdjacentText = function
    (where, txtStr)
    {
        var parsedText = document.createTextNode(txtStr)
        this.JOSCinsertAdjacentElement(where, parsedText)
    }
    */
}

/***************************
 * F U N C T I O N S
 ***************************/
 
function JOSC_HTTPParam()
{
}

JOSC_HTTPParam.prototype.create = function(josctask, id)
{
    this.result = 'option=com_comment';
    this.insert('no_html', 1);
    var form = document.joomlacommentform;
    this.insert('component', form.component.value);
    this.insert('joscsectionid', form.joscsectionid.value);
    this.insert('josctask', josctask);
    this.insert('comment_id', id);
    return this.result;
}

JOSC_HTTPParam.prototype.insert = function(name, value)
{
    this.result += '&' + name + '=' + value;
    return this.result;
}

JOSC_HTTPParam.prototype.encode = function(name, value)
{
    return this.insert(name, encodeURIComponent(value));
}

function JOSC_BusyImage()
{
}

JOSC_BusyImage.prototype.create = function(id)
{
    //	var form = document.joomlacommentform;
    var image = document.createElement('img');
    image.setAttribute('src', JOSC_template + '/images/busy.gif');
    image.setAttribute('id', id+"Image");
    var element = document.getElementById(id);
    if (!element.innerHTML) element.appendChild(image);
    JOSC_ajaxNotActive = false;
}

JOSC_BusyImage.prototype.destroy = function(id)
{
    var image = document.getElementById(id+"Image");
    image.parentNode.removeChild(image);
    JOSC_ajaxNotActive = true;
}

var JOSC_ajaxNotActive = true; /* will be set in create/destroy BusyImage */
var JOSC_busyImage = new JOSC_BusyImage();

function JOSC_ajaxSend(data, onReadyStateChange)
{
    document.joomlacommentform.bsend.disabled = true;
    JOSC_busyImage.create('JOSC_busypage');
    JOSC_busyImage.create('JOSC_busy');
    var URL = JOSC_ConfigLiveSite+'index.php';
    JOSC_http.open("POST", URL , true);
    JOSC_http.onreadystatechange = onReadyStateChange;
    JOSC_http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    if (JOSC_AjaxDebug) alert('###AJAXSEND:\n##URL=' + URL + ' ?' + data  + '\n##onReadyStateChange=' + onReadyStateChange);
    JOSC_http.send(data);
}

function JOSC_ajaxReady() {
    if (JOSC_http.readyState == 4) { /* received */
        JOSC_busyImage.destroy('JOSC_busy');
        JOSC_busyImage.destroy('JOSC_busypage');
        document.joomlacommentform.bsend.disabled = false;
        JOSC_addNew(1);
        if (JOSC_http.status == 200) {/* response is ok */
            if (JOSC_AjaxDebug) alert('AJAXREADY: OK !' );
            return true;
        } else {
            if (JOSC_AjaxDebug) alert('AJAXREADY: KO ! Status=' + JOSC_http.status );
            return false;
        }
    }
    return false;
}

function JOSC_goToAnchor(name)
{
    clearTimeout(self.timer);
    action = function()
    {
	var url = window.location.toString();
	var index = url.indexOf('#');
	if (index == -1) {
	    window.location = url + '#' + name;
	}
	else {
	    window.location = url.substring(0, index) + '#' + name;
	}
	if (JOSC_operaBrowser) window.location = '##';
    }
    if (JOSC_operaBrowser) self.timer = setTimeout(action, 50);
    else action();
}

function JOSC_refreshPage(msg, id) 
{
    if (msg) alert(msg);

    clearTimeout(self.timer);
    action = function()
    {
	var url = window.location.toString();
	var index = url.indexOf('?option=');
	if (index == -1) {
	    var sep = '?';
	} /* SEF */
	else			 {
	    var sep = '&';
	} /* normal */
	window.location = JOSC_linkToContent + sep + 'comment_id=' + id + '#josc' + id;
    //if (JOSC_operaBrowser) window.location = '##';
    }
    if (JOSC_operaBrowser) self.timer = setTimeout(action, 50);
    else action();
}

function JOSC_getXmlResponse(withalert) {
    /* return DOM (W3C) if no parsing xml error else null  (alert will show a javascript alert) */
    if (JOSC_http.responseXML && JOSC_http.responseXML.parseError &&(JOSC_http.responseXML.parseError.errorCode !=0)) {
	error = JOSC_getXmlError(withalert);
	return null;
    } else {
	if (JOSC_AjaxDebug) alert('###GETXMLRESPONSE:\n' + JOSC_http.responseText );
	/*    if (JOSC_operaBrowser && JOSC_AjaxDebug && JOSC_AjaxDebugLevel>1) {
         txt = '';
         for (prop in JOSC_http.responseXML)
         {
             txt = txt + '\n' + prop + '=' + JOSC_http.responseXML[prop];
         }
         alert('JOSC_getXmlResponse:http.responseXML='+txt);
    }*/
	return JOSC_http.responseXML;
    }
}

function JOSC_getXmlError(withalert) {
    if (JOSC_http.responseXML.parseError.errorCode !=0 ) {
	line = JOSC_http.responseXML.parseError.line;
	pos = JOSC_http.responseXML.parseError.linepos;
	error = JOSC_http.responseXML.parseError.reason;
	error = error + "Contact the support ! and send the following informations:\n error is line " + line + " position " + pos;
	error = error + " >>" + JOSC_http.responseXML.parseError.srcText.substring(pos);
	error = error + "\nGLOBAL:" + JOSC_http.responseText;
	if (withalert)
	    alert(error);
	return error;
    } else {
	return "";
    }
}

/*
 * Form type function
 */
function JOSC_modifyForm(formTitle, buttonValue, onClick)
{
    document.getElementById('CommentFormTitle').innerHTML = formTitle;
    button = document.joomlacommentform.bsend;
    button.value = buttonValue;
    button.onclick = onClick;
}

function JOSC_xmlValue(xmlDocument, tagName)
{
    try {
	var result = xmlDocument.getElementsByTagName(tagName).item(0).firstChild.data;
    }
    catch(e) {
	var result = '';
    }
    return result;
}

function JOSC_removePost(post)
{
    document.getElementById('Comments').removeChild(post);
}

/********************* 
 * ajax call functions
 */
function JOSC_deleteComment(id)
{
    if (window.confirm(_JOOMLACOMMENT_MSG_DELETE)) {
	var data = new JOSC_HTTPParam().create('ajax_delete', id);
	JOSC_ajaxSend(data, function()
	{
	    if (JOSC_ajaxReady()) {
		if (JOSC_http.responseText != '') alert(JOSC_http.responseText);
		else JOSC_removePost(document.getElementById('post' + id));
	    }
	}
	);
    }
}

function JOSC_deleteAll()
{
    if (window.confirm(_JOOMLACOMMENT_MSG_DELETEALL)) {
	var form = document.joomlacommentform;
	var param = new JOSC_HTTPParam();
	param.create('ajax_delete_all', -1);
	JOSC_ajaxSend(param.insert('content_id',form.content_id.value), function()
	{
	    if (JOSC_ajaxReady()) {
		if (JOSC_http.responseText != '') alert(JOSC_http.responseText);
		else {
		    /* JOSC_addNew();  why ? */
		    document.getElementById('Comments').innerHTML='';
		}
	    }
	}
	);
    }
}


function JOSC_editComment(id)
{
    JOSC_modifyForm(_JOOMLACOMMENT_EDITCOMMENT, _JOOMLACOMMENT_EDIT,
	function(event)
	{
	    JOSC_editPost(id, -1);
	}
	);
    JOSC_goToAnchor('CommentForm');
    var data = new JOSC_HTTPParam().create('ajax_modify', id);
    JOSC_ajaxSend(data, JOSC_editResponse);
}

function JOSC_quote(id)
{
    var data = new JOSC_HTTPParam().create('ajax_quote', id);
    JOSC_goToAnchor('CommentForm');
    JOSC_ajaxSend(data, JOSC_quoteResponse);
}

function JOSC_voting(id, yes_no)
{
    var data = new JOSC_HTTPParam().create('ajax_voting_' + yes_no, id);
    JOSC_ajaxSend(data, JOSC_votingResponse);
}

function JOSC_reloadCaptcha() {
    if (JOSC_captchaType=="default") {
        var data = new JOSC_HTTPParam().create('ajax_reload_captcha', 0);
        JOSC_ajaxSend(data, JOSC_editPostResponse);
    } else if (JOSC_captchaType=="recaptcha") {
        Recaptcha.reload();
    }
}

function JOSC_searchForm()
{
    JOSC_removeSearchResults();
    var searchform = document.joomlacommentsearch;
    var form = document.joomlacommentform;
    if (searchform) {
	searchform.parentNode.removeChild(searchform);
	if (!JOSC_operaBrowser) document.joomlacommentsearch = null;
    } else {
	var param = new JOSC_HTTPParam();
	param.create('ajax_insert_search', 0);
	JOSC_ajaxSend(param.insert('content_id', form.content_id.value), JOSC_searchFormResponse);
    }
}

function JOSC_search()
{
    JOSC_removeSearchResults();
    var keyword = document.joomlacommentsearch.tsearch.value;
    if (keyword=='') return 0;
    var param = new JOSC_HTTPParam();
    param.create('ajax_search', 0);
    param.encode('search_keyword', keyword)
    JOSC_ajaxSend(param.insert('search_phrase',JOSC_rsearchphrase_selection), JOSC_searchResponse);
}

	function validate(email, form) {
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var address = email;
		if(reg.test(address) == false) {
			alert(_JOOMLACOMMENT_FORMVALIDATE_INVALID_EMAIL);
			return false;
		}
		return true;
	}

function JOSC_editPost(id, parentid) {
    var form = document.joomlacommentform;
	if(typeof(form.temail) != 'undefined') {
		if(form.temail.value != '' && !form.temail.disabled) {
			if (!validate(form.temail.value, form)) {
				return 0;
			}
		}
	}
    if (form.tcomment.value == '' ) {
        alert(_JOOMLACOMMENT_FORMVALIDATE);
        return 0;
    }
    if  ( document.getElementsByName('tnotify')[0]  && document.getElementsByName('temail')[0] ) {
        if ( form.tnotify.selectedIndex && form.temail.value == '') {
            alert(_JOOMLACOMMENT_FORMVALIDATE_EMAIL);
            return 0;
        }
    }
    if (JOSC_captchaEnabled) {
        if (JOSC_captchaType=="default" && form.security_try.value == '') {
            alert(_JOOMLACOMMENT_FORMVALIDATE_CAPTCHA);
            return 0;
        } else if (JOSC_captchaType=="recaptcha" && form.recaptcha_response_field.value == '') {
            alert(_JOOMLACOMMENT_FORMVALIDATE_CAPTCHA);
            return 0;
        }
    }
    if (JOSC_ajaxEnabled) {
        var param = new JOSC_HTTPParam();
        param.create(id == -1 ? 'ajax_insert' : 'ajax_edit', id);
        param.insert('content_id', form.content_id.value);
        if (JOSC_captchaEnabled) {
            if (JOSC_captchaType=="default") {
                param.insert('security_try', form.security_try.value);
                param.insert('security_refid', form.security_refid.value);
            } else if (JOSC_captchaType=="recaptcha") {
                param.insert('recaptcha_challenge_field', form.recaptcha_challenge_field.value);
                param.insert('recaptcha_response_field', form.recaptcha_response_field.value);
            }
        }
        if (parentid != -1) param.insert('parent_id', parentid);
        param.encode('tname', form.tname.value);
        /* optional */
        if (document.getElementsByName('tnotify')[0])  {
            if (form.tnotify.selectedIndex) param.encode('tnotify', '1'); else param.encode('tnotify', '0');
        };
        if (document.getElementsByName('temail')[0])    param.encode('temail', form.temail.value);
        if (document.getElementsByName('twebsite')[0])  param.encode('twebsite', form.twebsite.value);
        /************/
        param.encode('ttitle', form.ttitle.value);
        JOSC_ajaxSend(param.encode('tcomment', form.tcomment.value), JOSC_editPostResponse);
    } else {
        /* should we use JOSC_ConfigLiveSite ? */
        form.action = JOSC_ConfigLiveSite+'/index.php?option=com_comment&josctask=noajax';
        form.submit();
    }
}

function JOSC_getComments(id, limitstart) 
{
    
    var form = document.joomlacommentform;
    if (JOSC_ajaxEnabled && JOSC_ajaxNotActive)
    {
	JOSC_ShowHide('', 'joscPageNavNoLink', 'joscPageNavLink');
	var param = new JOSC_HTTPParam();
	param.create('ajax_getcomments', id);
	param.insert('content_id',form.content_id.value);
	JOSC_ajaxSend(param.insert('josclimitstart', limitstart), JOSC_getCommentsResponse);
    }
}

/*
 * END of ajax call functions
 */
 
/********************
 * response functions
 */
function JOSC_editResponse()
{
    if (JOSC_ajaxReady()) {
	if (JOSC_http.responseText.indexOf('invalid') == -1) {
	    var form = document.joomlacommentform;
	    var xmlDocument = JOSC_getXmlResponse(JOSC_XmlErrorAlert);; /*JOSC_http.responseXML;*/
	    if (xmlDocument) {

		JOSC_userName = form.tname.value;
		form.tname.value = JOSC_xmlValue(xmlDocument, 'name');

		form.ttitle.value = JOSC_xmlValue(xmlDocument, 'title');
		form.tcomment.value = JOSC_xmlValue(xmlDocument, 'comment');

		/* optional values of the templates ! */
		if (document.getElementsByName('tnotify')[0]) {
		    JOSC_userNotify = form.tnotify.selectedIndex;
		    form.tnotify.selectedIndex = new Boolean(JOSC_xmlValue(xmlDocument, 'notify')*1);
		}
		if (document.getElementsByName('temail')[0]) {
		    JOSC_userEmail = form.temail.value;
		    form.temail.value = JOSC_xmlValue(xmlDocument, 'email');
		}
		if (document.getElementsByName('twebsite')[0]) {
		    JOSC_userWebsite = form.twebsite.value;
		    form.twebsite.value = JOSC_xmlValue(xmlDocument, 'website');
		}
	    /* ********************** */
	    } else {
		form.tcomment.value = 'failed to retrieve datas';
	    }
	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_edit');
	}
    }
}

function JOSC_quoteResponse()
{
    if (JOSC_ajaxReady()) {
	if (JOSC_http.responseText.indexOf('invalid') == -1) {
	    var form = document.joomlacommentform;
	    var xmlDocument = JOSC_getXmlResponse(true);
	    if (xmlDocument) {
		name = JOSC_xmlValue(xmlDocument, 'name');
		if (name == '') name = _JOOMLACOMMENT_ANONYMOUS;
		if (form.ttitle.value == '') form.ttitle.value = 're: ' +
		    JOSC_xmlValue(xmlDocument, 'title');
		form.tcomment.value += '[quote=' + name + ']' +
		JOSC_xmlValue(xmlDocument, 'comment') + '[/quote]';
	    } else {
		form.tcomment.value = 'failed to retrieve datas';
	    }
	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_quote');
	}
    }
}

function JOSC_votingResponse()
{
    if (JOSC_ajaxReady()) {
	if (JOSC_http.responseText.indexOf('invalid') == -1) {
	    var form = document.joomlacommentform;
	    var xmlDocument = JOSC_getXmlResponse(JOSC_XmlErrorAlert); /*JOSC_http.responseXML;*/
	    var id = JOSC_xmlValue(xmlDocument, 'id');
	    var yes = JOSC_xmlValue(xmlDocument, 'yes');
	    var no = JOSC_xmlValue(xmlDocument, 'no');
	    document.getElementById('yes' + id).innerHTML = yes;
	    document.getElementById('no' + id).innerHTML = no;
	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_voting');
	}
    }
}

function JOSC_editPostResponse()
{
    if (JOSC_ajaxReady()) {
	if (JOSC_http.responseText.indexOf('invalid') == -1) {
	    var form = document.joomlacommentform;
	    var element = document.getElementById('Comments');
	    var xmlDocument = JOSC_getXmlResponse(true); /*JOSC_http.responseXML;*/
	    if (!xmlDocument) {
		return 0;
	    }
	    var id = JOSC_xmlValue(xmlDocument, 'id');
	    var captcha = JOSC_xmlValue(xmlDocument, 'captcha');
	    if (captcha) {
		JOSC_refreshCaptcha(captcha);
		if (id == 'captchaalert') {
		    alert(_JOOMLACOMMENT_FORMVALIDATE_CAPTCHA_FAILED);
		    return 0;
		}
		if (id == 'captcha') {
		    return 0;
		}
	    }
	    anchor = 'josc' + id;
	    var idsave = id;
	    id = 'post' + id;
	    var body = JOSC_xmlValue(xmlDocument, 'body');
	    var post = document.getElementById(id);
	    var after = JOSC_xmlValue(xmlDocument, 'after');
	    JOSC_clearInputbox();
	    var noerror = JOSC_xmlValue(xmlDocument, 'noerror');
	    if (noerror==0) {
		alert(_JOOMLACOMMENT_REQUEST_ERROR);
		form.tcomment.value=JOSC_http.responseText;
		return 0;
	    }
	    var published = JOSC_xmlValue(xmlDocument, 'published');
	    if (published==0) {
		alert(_JOOMLACOMMENT_BEFORE_APPROVAL);
		form.tcomment.value="";
		if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_approval');
		return 0;
	    }
	    if (post) {
		var className = JOSC_getPostClass(post);
		var indent = post.style.marginLeft;
		JOSC_insertAdjacentHTML(post, 'beforeBegin', body);
		JOSC_removePost(post);
		newPost = document.getElementById(id);
		JOSC_setPostClass(newPost, className);
		newPost.style.marginLeft = indent;
		JOSC_modifyForm(_JOOMLACOMMENT_WRITECOMMENT, _JOOMLACOMMENT_SENDFORM,
		    function(event)
		    {
			JOSC_editPost(-1, -1);
		    });
		form.tname.value = JOSC_userName;
		if (document.getElementsByName('temail')[0])   form.temail.value = JOSC_userEmail;
		if (document.getElementsByName('website')[0])   form.website.value = JOSC_userWebsite;
		if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_editpost');

	    } else {
		if (!after || after == -1)
		    if (JOSC_sortDownward != 0) {
			if (JOSC_postREFRESH)
			    JOSC_refreshPage(_JOOMLACOMMENT_MSG_NEEDREFRESH, idsave);
			else
			    JOSC_insertAdjacentHTML(element, 'afterBegin', body);
		    } else {
			if (JOSC_postREFRESH)
			    JOSC_refreshPage(_JOOMLACOMMENT_MSG_NEEDREFRESH, idsave);
			else
			    JOSC_insertAdjacentHTML(element, 'beforeEnd', body);
		    }
		else {
		    if (document.getElementById('post' + after))
			JOSC_insertAdjacentHTML(document.getElementById('post' + after), 'afterEnd', body);
		    else
			/* pagination or post has been deleted or new one from another users...=> refresh */
			JOSC_refreshPage(_JOOMLACOMMENT_MSG_NEEDREFRESH, idsave);
		}

		JOSC_setPostClass(document.getElementById(id), 'sectiontableentry' + JOSC_postCSS);
		JOSC_postCSS == 1 ? JOSC_postCSS = 2 : JOSC_postCSS = 1;
		if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_posted');
	    }
	    JOSC_goToAnchor(anchor);
	//JOSC_refreshPage('', idsave);
    // TODO : Below line hides comment form after submit. Make something useful like a 'Thank you for your comment' option.
    //document.getElementById('joomlacommentform').innerHTML = '';
	}
    }
}

function JOSC_getCommentsResponse() {

    //JOSC_ShowHide('', 'joscPageNavLink', 'joscPageNavNoLink');
    
    if (JOSC_ajaxReady()) {

	if (JOSC_http.responseText.indexOf('invalid') == -1) {

	    JOSC_resetFormPos(); /* if reply... */
			
	    var element = document.getElementById('Comments');
	    var elementPN = document.getElementById('joscPageNav');

	    var xmlDocument = JOSC_getXmlResponse(true); /*JOSC_http.responseXML;*/
	    if (!xmlDocument) {
		return 0;
	    }

	    element.innerHTML='';
	    elementPN.innerHTML='';

	    var body 	= JOSC_xmlValue(xmlDocument, 'body');
	    var pagenav	= JOSC_xmlValue(xmlDocument, 'pagenav');

	    if (JOSC_sortDownward != 0)
		JOSC_insertAdjacentHTML(element, 'afterBegin', body);
	    else {
		JOSC_insertAdjacentHTML(element, 'beforeEnd', body);
	    }
	    JOSC_insertAdjacentHTML(elementPN, 'afterBegin', pagenav);

	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_getcomments');
	}
    }
}

function JOSC_searchFormResponse()
{
    if (JOSC_ajaxReady()) {
	form = JOSC_http.responseText;
	if (form != '') {
	    JOSC_insertAdjacentHTML(document.getElementById('CommentMenu'), 'afterEnd', form);
	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_searchform');
	}
    }
}

function JOSC_searchResponse()
{
    if (JOSC_ajaxReady()) {
	form = JOSC_http.responseText;
	if (form != '') {
	    JOSC_insertAdjacentHTML(document.joomlacommentsearch, 'afterEnd', form);
	    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_search');
	}
    }
}

/*
 * END of response functions
 */

/*
 * Template functions
 */
//function JOSC_goToPost(contentid, id)
//{
//	var form = document.joomlacommentform;
//	if (form.content_id.value==contentid) JOSC_goToAnchor('josc'+id); /* not correct in case of pagination. use JOSC_viewPost */
//	else window.location = 'index.php?option=' + form.component + '&task=view&id=' + contentid + '#josc' + id;
//	if (JOSC_operaBrowser) window.location = '##';
//}
//
//function JOSC_viewPost(contentid, id, itemid)
//{
//	var form = document.joomlacommentform;
//	window.location = 'index.php?option=' + form.component + '&task=view&id=' + contentid + (itemid ? ('&Itemid='+itemid) : '') + '&comment_id=' + id + '#josc' + id;
//	if (navigator.userAgent.toLowerCase().indexOf("opera") != -1) window.location = '##';
//}

function JOSC_reply(id)
{
    var form = document.joomlacommentform;
    var post = document.getElementById('post' + id);
    var postPadding = post.style.paddingLeft.replace('px','')*1;
    form.style.paddingLeft = ( postPadding + 20 ) + 'px';
    JOSC_modifyForm(_JOOMLACOMMENT_WRITECOMMENT, _JOOMLACOMMENT_SENDFORM,
	function(event)
	{
	    JOSC_editPost(-1, id);
	});
    JOSC_insertAdjacentElement(post, 'afterEnd', form);
    if (self.JOSC_afterAjaxResponse) JOSC_afterAjaxResponse('response_reply');
}

function JOSC_resetFormPos() {
    var form = document.joomlacommentform;   
    var formpos = document.getElementById('JOSC_formpos');
    if (form.parentNode.id != 'comment' || (formpos && form.parentNode.id != 'JOSC_formpos'))
    {
	form.style.paddingLeft = '0px';
	form.bsend.onclick = function(event)
	{
	    JOSC_editPost(-1, -1);
	};
	if (!formpos) {
	    JOSC_insertAdjacentElement(document.getElementById('Comments'), 'afterEnd', form);
	} else {
	    JOSC_insertAdjacentElement(formpos, 'afterEnd', form);
	}

    }
}
		    
function JOSC_insertUBBTag(tag) {
    if (tag == "url") {
        JOSC_insertTags('[url=', ']here[/url]');
    } else {
        JOSC_insertTags('[' + tag + ']', '[/' + tag + ']');
    }
}

function JOSC_fontColor(){
    var color = document.joomlacommentform.menuColor.selectedIndex;
    switch (color){
	case 0:color='';break;
	case 1:color='aqua';break;
	case 2:color='black';break;
	case 3:color='blue';break;
	case 4:color='fuchsia';break;
	case 5:color='gray';break;
	case 6:color='green';break;
	case 7:color='lime';break;
	case 8:color='maroon';break;
	case 9:color='navy';break;
	case 10:color='olive';break;
	case 11:color='purple';break;
	case 12:color='red';break;
	case 13:color='silver';break;
	case 14:color='teal';break;
	case 15:color='white';break;
	case 16:color='yellow';break;
    }
    if (color!='') JOSC_insertTags('[color='+color+']','[/color]');
}

function JOSC_fontSize()
{
    var size = document.joomlacommentform.menuSize.selectedIndex;
    switch (size) {
	case 0:size = '';
	    break;
	case 1:size = 'x-small';
	    break;
	case 2:size = 'small';
	    break;
	case 3:size = 'medium';
	    break;
	case 4:size = 'large';
	    break;
	case 5:size = 'x-large';
	    break;
    }
    if (size != '') JOSC_insertTags('[size=' + size + ']', '[/size]');
}

function JOSC_emoticon(icon)
{
    var txtarea = document.joomlacommentform.tcomment;
    JOSC_scrollToCursor(txtarea, 0);
    txtarea.focus();
    JOSC_pasteAtCursor(txtarea, ' ' + icon + ' ');
    JOSC_scrollToCursor(txtarea, 1);
}
/*
 * END of template function
 */
 
/*
 * ALL OTHERS UTILS FUNCTION
 */
function JOSC_insertTags(bbStart, bbEnd) {
    var txtarea = document.joomlacommentform.tcomment;
    JOSC_scrollToCursor(txtarea, 0);
    txtarea.focus();
    if ((JOSC_clientVer >= 4) && JOSC_is_ie && JOSC_is_win) {
        theSelection = document.selection.createRange().text;
        if (theSelection) {  
            // IE8
            if (bbStart == "[url=") {
                if (theSelection.substring(7, 4) != "://") theSelection = "http://" + theSelection; // append guessed protocol if not detected
            }
            document.selection.createRange().text = bbStart + theSelection + bbEnd;
            theSelection = '';
            return;
        } else {
            JOSC_pasteAtCursor(txtarea, bbStart + bbEnd);
        }
    } else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0)) {  
        // Firefox 3.x, Opera 9.x
        var selLength = txtarea.textLength;
        var selStart = txtarea.selectionStart;
        var selEnd = txtarea.selectionEnd;
        var s1 = (txtarea.value).substring(0,selStart);
        var s2 = (txtarea.value).substring(selStart, selEnd)
        var s3 = (txtarea.value).substring(selEnd, selLength);
        if (bbStart == "[url=") {
            if (s2.substring(7, 4) != "://") s2 = "http://" + s2; // append guessed protocol if not detected
        }
        txtarea.value = s1 + bbStart + s2 + bbEnd + s3;
        txtarea.selectionStart = selStart + (bbStart.length + s2.length + bbEnd.length);
        txtarea.selectionEnd = txtarea.selectionStart;
        JOSC_scrollToCursor(txtarea, 1);
        return;
    } else {
	JOSC_pasteAtCursor(txtarea, bbStart + bbEnd);
	JOSC_scrollToCursor(txtarea, 1);
    }
}

function JOSC_scrollToCursor(txtarea, action) {
    if (JOSC_is_nav) {
	if (action == 0) {
	    JOSC_scrollTopPos = txtarea.scrollTop;
	    JOSC_scrollLeftPos = txtarea.scrollLeft;
	} else {
	    txtarea.scrollTop = JOSC_scrollTopPos;
	    txtarea.scrollLeft = JOSC_scrollLeftPos;
	}
    }
}

function JOSC_pasteAtCursor(txtarea, txtvalue) {
    if (document.selection) {
	var sluss;
	txtarea.focus();
	sel = document.selection.createRange();
	sluss = sel.text.length;
	sel.text = txtvalue;
	if (txtvalue.length > 0) {
	    sel.moveStart('character', -txtvalue.length + sluss);
	}
    } else if (txtarea.selectionStart || txtarea.selectionStart == '0') {
	var startPos = txtarea.selectionStart;
	var endPos = txtarea.selectionEnd;
	txtarea.value = txtarea.value.substring(0, startPos) + txtvalue + txtarea.value.substring(endPos, txtarea.value.length);
	txtarea.selectionStart = startPos + txtvalue.length;
	txtarea.selectionEnd = startPos + txtvalue.length;
    } else {
	txtarea.value += txtvalue;
    }
}

function JOSC_clearInputbox()
{
    var form = document.joomlacommentform;
    form.ttitle.value = '';
    form.tcomment.value = '';
}

function JOSC_getPostClass(post)
{
    return post.getElementsByTagName('ul')[0].getElementsByTagName('li')[0].className;
}

function JOSC_setPostClass(post, value)
{
    post.getElementsByTagName('ul')[0].getElementsByTagName('li')[0].className = value;
}

function JOSC_refreshCaptcha(captcha) {
    if (JOSC_captchaType=="default") {
      document.getElementById('captcha').innerHTML = captcha;
      document.joomlacommentform.security_try.value = '';
    } else if (JOSC_captchaType=="recaptcha") {
      Recaptcha.reload();
    }
}

function JOSC_removeSearchResults()
{
    var searchResults = document.getElementById('SearchResults');
    if (searchResults) searchResults.parentNode.removeChild(searchResults);
}

function JOSC_addNew(nomove)
{
    JOSC_resetFormPos();
    if (!nomove) JOSC_goToAnchor('CommentForm');
}

function JOSC_ShowHide(emptyvalue, showId, hideId) {

    if (showId && showId!=emptyvalue) {
	document.getElementById(showId).style.visibility='visible';
	document.getElementById(showId).style.display = '';
    }
    if (hideId && hideId!=emptyvalue) {
	document.getElementById(hideId).style.visibility = 'hidden';
	document.getElementById(hideId).style.display = 'none';
    }
    return(showId);
}

function JOSC_toogle(ElementId) {
     		    
    if (ElementId) {
	if (document.getElementById(ElementId).style.visibility=='hidden') {
	    document.getElementById(ElementId).style.visibility='visible';
	    document.getElementById(ElementId).style.display = '';
	} else {
	    document.getElementById(ElementId).style.visibility = 'hidden';
	    document.getElementById(ElementId).style.display = 'none';
	}
    }
}

/*
 * return 0 if nothing done
 * return 1 if hidden->visible
 * return 2 if visible->hidden
 */
function JOSC_toogleR(ElementId) {
     		    
    if (ElementId) {
	if (document.getElementById(ElementId).style.visibility=='hidden') {
	    document.getElementById(ElementId).style.visibility='visible';
	    document.getElementById(ElementId).style.display = '';
	    return 1;
	} else {
	    document.getElementById(ElementId).style.visibility = 'hidden';
	    document.getElementById(ElementId).style.display = 'none';
	    return 2;
	}
    } else return 0;
}