var show_up_level = 3 ;var header_up_level = 2 ;var is_debug_log_enabled = 0 ; 
SezWho = {
	Version: '1.2.0'
} ;

SezWho.Utils = {} ;

// class for rendering the sezwho UI for each comment
SezWho.PluginCore = new function () {
	try
	{
		this.szManageEmbedUI = function () {
			SezWho.Utils.log("info", "called SezWho.PluginCore.szManageEmbedUI ");
			if (window.sz_js_config_params == null || sz_js_config_params === 'undefined' || sz_js_config_params == null || document.getElementById('cpEmbedPageTableid') || !sz_js_config_params.comment_number) {
				return ;
			}
			var post_id = sz_js_config_params.post_id ;
			var sortScore = sz_js_config_params.sortOrder ;
			var isErrorShown = "false" ;
			if (sortScore == '') sortScore = 0 ;
			if (sz_js_config_params.comment_number != sz_js_config_params.sz_comment_data.length) sz_js_config_params.comment_number = sz_js_config_params.sz_comment_data.length;

			if (sz_js_config_params.sz_auto_option_bar) {
				var fb = get_show_comment_dropdown_div();
				var fbph = document.getElementById('szOptionBarPlaceHolder');
				fbph.parentNode.replaceChild(fb, fbph);
			}
			else {
				var cn = SezWho.BlogPlatformCallbackJS.get_comment_node(sz_js_config_params.sz_comment_data[0].comment_id);
				var showCommentDiv = get_show_comment_dropdown_div();
				try {
					if (cn && cn.parentNode) cn.parentNode.insertBefore(showCommentDiv, cn);
					else {
						var tfc = SezWho.BlogPlatformCallbackJS.get_top_of_first_comment(sz_js_config_params.sz_comment_data[0].comment_id);
						tfc.parentNode.insertBefore(showCommentDiv, tfc);
					}
				} catch (e) {
					if (isErrorShown == "false" ) {
						SezWho.Utils.log("error", "We could not handle this theme, please use the manual modification of theme as outlined in http://www.SezWho.com/FAQ.php.");
						isErrorShown = "true" ;
						return ;
					}
				}
			}
			// loop over the comment score information passed and populate the comment header and footer
			var hn, fn;
			for (var co2 = 0 ; co2 < sz_js_config_params.comment_number; co2++) {
				if (sz_js_config_params.sz_comment_data[co2].comment_score == 0) continue;
				hn = null; 
				fn = null;
				if (sz_js_config_params.sz_auto_comment){
					try {
						var hnode = document.getElementById('szCommentHeaderPlaceHolder:'+co2);
						var commentCompositeDiv = get_composite_div(co2);
						var hnp = hnode;
						// In case there are no siblings where the hnode is (case of a div around comment header)
						while (!hnp.nextSibling) hnp = hnp.parentNode;
						while (hnp && hnp.nextSibling) commentCompositeDiv.appendChild(hnp.nextSibling);
						if (hnp && hnp.parentNode) hnp.parentNode.appendChild(commentCompositeDiv);
						// Now handle the header
						hn = get_comment_header_div(co2,
							sz_js_config_params.sz_comment_data[co2].comment_score,
							get_commenter_display(co2));
						hnode.parentNode.replaceChild(hn, hnode);
						// Footer
						var fnode = document.getElementById('szCommentFooterPlaceHolder:'+co2);
						if (fnode){
							fn = get_comment_footer_div(co2);
							fnode.parentNode.replaceChild(fn, fnode);
						}
					} catch (e) {
						if (isErrorShown == "false") {
							SezWho.Utils.log("error", "We could not handle this theme, please use the manual modification of theme as outlined in http://www.SezWho.com/FAQ.php .");
							isErrorShown = "true" ;
							return ;
						}
					}
				} else {
					var comment_node = SezWho.BlogPlatformCallbackJS.get_comment_node(sz_js_config_params.sz_comment_data[co2].comment_id);
					if (!comment_node) continue;
					try {
						hn = get_comment_header_div(co2,
							sz_js_config_params.sz_comment_data[co2].comment_score,
							get_commenter_display(co2));
						fn = get_comment_footer_div(co2);
						//first insert the footer elements
						comment_node.insertBefore(fn, null);
						//Next create the composite Div and insert it
						var commentCompositeDiv = get_composite_div(co2);
						while (comment_node.firstChild) commentCompositeDiv.appendChild(comment_node.firstChild);
						comment_node.appendChild(commentCompositeDiv);
						// Last insert the comment header node.
						comment_node.insertBefore(hn,commentCompositeDiv);
					} catch (e) {
						if (isErrorShown == "false") {
							SezWho.Utils.log("error", "We could not handle this theme, please use the manual modification of theme as outlined in http://www.SezWho.com/FAQ.php .");
							isErrorShown = "true" ;
							return ;
						}
					}
				}
				// Now setup the event handlers
				var ll = null;
				if (hn){
					var pl = null;
					ll = hn.getElementsByTagName("A");
					for (var i = 0; i < ll.length; i++)
					if (ll[i].className == 'cpEmbedPageProfileLinkCustom') {pl = ll[i]; break;}
					if (pl){
						sz_cp_proto.observe(pl,"mouseover", SezWho.Utils.cpProfileEventHandler);
						sz_cp_proto.observe(pl,"mouseout", function(ev) { SezWho.DivUtils.cancelPopUp(); });
						sz_cp_proto.observe(pl,"mousedown", SezWho.Utils.cpProfileEventHandler);
					}
				}
				if (fn) {
					ll = fn.getElementsByTagName("INPUT");
					for (var i = 0; i < ll.length; i++)
					if (SezWho.Utils.isOpera() || ((/Safari|Konqueror|KHTML/gi).test(navigator.userAgent) && !(/Safari\/5/gi).test(navigator.userAgent)))
					sz_cp_proto.observe(ll[i],"click", SezWho.Utils.szHandleRatingButtonClicks);
					else
					sz_cp_proto.observe(ll[i],"mousedown", SezWho.Utils.szHandleRatingButtonClicks);
				}	
			}
		}

		function get_show_comment_dropdown_div() {
			iHtml = "<table class='cpEmbedPageTable cpEmbedPageFilterBarCustom' id='cpEmbedPageTableid'><tr><td  class='cpEmbedPageTableCell cpEmbedPageFilterBarCellCustom'><p class='cpEmbedSelectParagraph cpEmbedSelectParagraphCustom'>Filter: <SELECT onchange=\"javascript:SezWho.Utils.CommentFilterProcessing.cpshowFilterOptions(this)\"><OPTION value=\"0\">All Comments</OPTION><OPTION value=\"5.5\">Good Comment(3+)</OPTION> <OPTION value=\"7.5\">Great Comments(4+)</OPTION></SELECT> <a href=\"javascript:void SezWho.Utils.openPage('help');\">What is this?</a> </p></td><td class='cpEmbedPageTableCellBranding cpEmbedPageFilterBranindingCellCustom'>";

			if (navigator.userAgent.match(/msie (5\.5|6)/i)&&navigator.platform=="Win32") //PNG fix
			iHtml = iHtml+"<a href=\"javascript:void SezWho.Utils.openPage('home');\"  class='cpEmbedPageTableCellBrandingLinkIE'/>";
			else
			iHtml = iHtml+"<a href=\"javascript:void SezWho.Utils.openPage('home');\" class='cpEmbedPageTableCellBrandingLink'/>";

			iHtml = iHtml+"</td></tr></table>";
			var div = document.createElement("div");
			div.innerHTML = iHtml;
			return div;
		}

		function get_commenter_display(i) {
			var comment_author_anchor ;
			var comment_author = sz_js_config_params.sz_comment_data[i].comment_author;
			var comment_author_url = sz_js_config_params.sz_comment_data[i].comment_author_url;
			if (comment_author_url && comment_author_url.length > 0)
			comment_author_anchor = "<a class='cpEmbedPageCommentHeaderAuthorLinkCustom' href='javascript:SezWho.Utils.szClick(\"UW\", \""+comment_author_url+"\", \"0\", \"0\")' rel='nofollow'>"+comment_author+"</a>" ;
			else
			comment_author_anchor = comment_author ;
			return comment_author_anchor;
		}

		function get_comment_header_div(i, cScore, comment_author) {
			if (cScore == 0) return "";
			var iHtml = "<table class='cpEmbedPageTable cpEmbedPageCommentHeaderCustom'><tr><td class='cpEmbedPageTablePMCell cpEmbedPageHeaderBarPMCellCustom'><button id=\"sz_comment_collapse:"+i+"\" onclick=\"javascript:SezWho.Utils.CommentFilterProcessing.manageComment('"+i+"',2)\" class='cpEmbedCommentImgMinus cpEmbedCommentImgMinusCustom'></button></td><td class='cpEmbedPageTableCell cpEmbedPageProfileCellCustom'>"+comment_author+" (<a class='cpEmbedPageProfileLinkCustom' id='sz_profile_link:"+i+"'>Profile</a>)</td> <td class='cpEmbedPageTableScoreCell cpEmbedPageTableScoreCellCustom'><div class='cpEmbedPageCommentHeaderScoreDivCustom' id=\"sz_comment_score:"+i+"\">"+SezWho.Utils.get_comment_star_rating(cScore)+"</div></td></tr></table>" ;
			var div = document.createElement("div");
			div.innerHTML = iHtml;
			return div;
		}

		function get_comment_footer_div(i) {
			var iHtml = "<p class='cpEmbedPageCommentFooterCustom'>Was this comment useful to you ? <input type='button' class='cpEmbedYesNoButtonClassCustom' id='sz_rating_button:yes:"+i+"' value='yes'/> <input type='button' class='cpEmbedYesNoButtonClassCustom' id='sz_rating_button:no:"+i+"' value='no'/></p>";
			var div = document.createElement("div");
			div.innerHTML = iHtml;
			return div;
		}

		function get_composite_div(i) {
			SezWho.Utils.log("info" , "get_composite_div called with i = "+i);
			var commentCompositeDiv = document.createElement("div") ;
			commentCompositeDiv.id = "sz_comment_collapse_div:"+i ;
			commentCompositeDiv.className = "cpEmbedPageCommentBodyCollapseDivCustom";
			return commentCompositeDiv ;
		}
	}
	catch (e)
	{
	}
};
/* End of SezWho.PluginCore class */

/* Start PopupWindow class */
function PopupWindow() {
	if (!window.popupWindowIndex) { window.popupWindowIndex = 0; }
	if (!window.popupWindowObjects) { window.popupWindowObjects = new Array(); }
	if (!window.listenerAttached) {
		window.listenerAttached = true;
		PopupWindow_attachListener();
	}
	this.index = popupWindowIndex++;
	popupWindowObjects[this.index] = this;
	this.divName = null;
	this.popupWindow = null;
	this.event = new function() {this.type=null,this.ClientX=0,this.ClientY=0;ScreenX=0;ScreenY=0;};
	this.visible = false;
	this.autoHideEnabled = false;
	this.contents = "";
	if (arguments.length>0) {
		this.type="DIV";
		this.divName = arguments[0];
	}
	this.use_gebi = false;
	this.use_css = false;
	this.use_layers = false;
	if (document.getElementById) { this.use_gebi = true; }
	else if (document.all) { this.use_css = true; }
	else if (document.layers) { this.use_layers = true; }
	else { this.type = "WINDOW"; }
	// Method mappings
	this.refresh = PopupWindow_refresh;
	this.showPopup = PopupWindow_showPopup;
	this.hidePopup = PopupWindow_hidePopup;
	this.isClicked = PopupWindow_isClicked;
	this.autoHide = PopupWindow_autoHide;
	this.hideIfNotClicked = PopupWindow_hideIfNotClicked;
	this.updateEvent = PopupWindow_updateEvent;

	// Refresh the displayed contents of the popup
	function PopupWindow_refresh() {
		if (this.divName != null) {
			// refresh the DIV object
			document.getElementById(this.divName).innerHTML = this.contents;
		}
	}
	// Position and show the popup, relative to an anchor object
	function PopupWindow_showPopup(anchorname) {
			this.x = this.event.ScreenX + this.offsetX;
			this.y = this.event.ScreenY + this.offsetY;
		if (!this.populated && (this.contents != "")) {
			this.populated = true;
			this.refresh();
		}
		if (this.divName != null) {
			// Show the DIV object
			document.getElementById(this.divName).style.left = this.x + "px";
			document.getElementById(this.divName).style.top = this.y + "px";
			document.getElementById(this.divName).style.visibility = "visible";
		}
	}
	// Hide the popup
	function PopupWindow_hidePopup() {
		if (this.divName != null) {
			SezWho.DivUtils.closediv(this.divName);
		}
	}

	// Check an onMouseDown event to see if we should hide
	function PopupWindow_hideIfNotClicked(e) {
		if (this.autoHideEnabled && !this.isClicked(e)) {
			this.hidePopup();
		}
	}


	// Call this to make the DIV disable automatically when mouse is clicked outside it
	function PopupWindow_autoHide() {
		this.autoHideEnabled = true;
	}

	// Pass an event and return whether or not it was the popup DIV that was clicked
	function PopupWindow_isClicked(e) {
		if (this.divName != null) {
			var t = sz_cp_proto.element(e);
			while (t && t.parentNode) {
				if (t.id==this.divName) 
					return true;
				t = t.parentNode;
			}
			return false;
		}
		return false;
	}

	// This global function checks all PopupWindow objects onmouseup to see if they should be hidden
	function PopupWindow_hidePopupWindows(e) {
		for (var i=0; i<popupWindowObjects.length; i++) {
			if (popupWindowObjects[i] != null) {
				var p = popupWindowObjects[i];
				//p.hidePopup();
				p.hideIfNotClicked(e);
			}
		}
	}

	// Run this immediately to attach the event listener
	function PopupWindow_attachListener() {
		sz_cp_proto.observe(document, "mouseup", PopupWindow_hidePopupWindows);
	}

	function PopupWindow_updateEvent(e) {
		if (this.divName != null) {
			if (!e) e = window.event;
			this.event.type = e.type;
			this.event.ClientX = e.clientX;
			this.event.ClientY = e.clientY;
			this.event.ScreenX = sz_cp_proto.pointerX(e);
			this.event.ScreenY = sz_cp_proto.pointerY(e);
		}
	}

} ;
/* end of popupwindow constructor */

/* This global function checks all PopupWindow objects to locate if an existing popup with a divName already exists. */
PopupWindow.findPopupWindow = function(divName) {
	if (!window.popupWindowIndex) { window.popupWindowIndex = 0; return null; }
	if (!window.popupWindowObjects) { window.popupWindowObjects = new Array(); return null;}
	if (!window.listenerAttached) {
		window.listenerAttached = true;
		PopupWindow_attachListener();
	}
	for (var i=0; i<popupWindowObjects.length; i++) {
		if (popupWindowObjects[i] != null) {
			var p = popupWindowObjects[i];
			if (divName==p.divName) {return p;}
		}
	}
	return null;
} ;
/* End PopupWindow class */

/* End PopupPositionUtils class */
SezWho.PopupPositionUtils = new function() {

	this.get_offsets = function(anchor, button_id, div_element, w) {
		SezWho.Utils.log("info" , "SezWho.PopupPositionUtils.get_offsets called with anchor = "+anchor+" : button_id = "+button_id+" : div_element = "+div_element+" : event = "+w);
		var div_height = sz_cp_proto.getHeight(div_element) ;
		var div_width = sz_cp_proto.getWidth(div_element) ;
		var vp_height = getViewportHeight() ;
		var vp_width = getViewportWidth() ;
		var shift_offset_x = -40;
		var shift_offset_y = -10;
		if (button_id){
			shift_offset_x = -(div_width/2);
			shift_offset_y = -(div_height/2);
		}
		var viewport_rel_x = w.event.ClientX;
		var viewport_rel_y = w.event.ClientY;
		// This addresses Safari browser issues
		if((/Safari|Konqueror|KHTML/gi).test(navigator.userAgent) && !(/Safari\/5/gi).test(navigator.userAgent)) {
                        viewport_rel_x = viewport_rel_x - window.pageXOffset;
                        viewport_rel_y = viewport_rel_y - window.pageYOffset;
                }
		var start_top_x = viewport_rel_x + shift_offset_x;
		var start_top_y = viewport_rel_y + shift_offset_y;
		var top_viewport_x = start_top_x;
		var top_viewport_y  = start_top_y;
		if (top_viewport_y < 0) {
			top_viewport_y = 1;
		}
		if (top_viewport_y > vp_height - div_height) {
			top_viewport_y = vp_height - div_height - 1;
		}
		if (top_viewport_x < 0) {
			top_viewport_x = 1;
		}
		if (top_viewport_x  > vp_width - div_width) {
			top_viewport_x = vp_width - div_width - 1;
		}
		var co_ords = new Object();
		co_ords[0] = shift_offset_x + (top_viewport_x - start_top_x);
		co_ords[1]  = shift_offset_y + (top_viewport_y - start_top_y);
		SezWho.Utils.log("info" , "SezWho.PopupPositionUtils.get_offsets returning co-ordinates : x = "+co_ords[0]+" : y = "+co_ords[1]);
		return co_ords ;
	}

	function getViewportHeight() {
		var h=-1;
		var m=document.compatMode;
		if((m || SezWho.Utils.isIE()) && ! SezWho.Utils.isOpera())
		{
			switch(m)
			{
				case "CSS1Compat":h=document.documentElement.clientHeight;
				break;
				default:h=document.body.clientHeight;
			}
		}
		else
		{
			//h=self.innerHeight;
			h=self.innerHeight>document.documentElement.clientHeight ? document.documentElement.clientHeight : self.innerHeight ;
		}
		return h;
	}

	function getViewportWidth() {
		var w=-1;
		var m=document.compatMode;
		if(m || SezWho.Utils.isIE())
		{
			switch(m)
			{
				case "CSS1Compat":w=document.documentElement.clientWidth;
				break;
				default:w=document.body.clientWidth;
			}
		}
		else
		{
			w=self.innerWidth;
		}
		return w;
	}
} ;
/* end PopupPositionUtils class */

/* start SezWho.DivUtils class */
SezWho.DivUtils = new function () {

	this.createRatingsDiv = function (cppluginurl, cpserverurl) {
		SezWho.Utils.log("info" , "SezWho.DivUtils.createRatingsDiv called with : cppluginurl = "+cppluginurl+" : cpserverurl = "+cpserverurl);
		var ratingDiv = document.createElement("div");
		ratingDiv.id = "ratingDiv";
		ratingDiv.className = "cpPopupWrapper";
		ratingDiv.innerHTML = "<div class='cpPopupBody cpPopupBodyRating'><div class='cpPopupHeaderClose'><a class='cpPopupHeaderCloseButton' href=\"javascript:SezWho.DivUtils.closediv('ratingDiv');\" title='Close'></a></div><div class='cpPopupHeaderTitle'><p class='cpPopupHeaderTitleText' id='cpPopupHeaderTitleRatingId'>Rate Comment</p><a class='cpPopupHeaderTitleLogo' href='javascript:void SezWho.Utils.openPage(\"home\");' title='"+cpserverurl+"'></a></div><div class='cpPopupContentBody'><p>Please enter your email address. Your identification helps us score the comment better. Your address will be kept private and will not be shown to other users.</p><form class='cpPopupContentForm' id='cpEmailForm' action=\"javascript:SezWho.DivUtils.submitForm(document.getElementById('cpEmailForm'), '"+cppluginurl+"');\"><div><input type='hidden' name='postID' value='3'/><input type='hidden' name='commentID' value='2'/><input type='hidden' name='ratingIncrement' value='10'/><input type='hidden' value='"+cpserverurl+"' name='cpserverurl'/><span id='popuperror' class='cpPopupErrorSpanHidden'></span></div><table class='cpPopupContentTable'><tr><td class='cpPopupContentRatingLabelCell'>Email:</td><td class='cpPopupContentRatingInputCell'><input class='cpPopupContentRatingInputField' maxlength='250' size='30' id='emailID' name='emailID'/></td></tr><tr><td colspan='2' class='cpPopContentTableSeperator'></td></tr><tr><td class='cpPopupContentRatingButtonsCell' colspan='2'><button type='button' id='Submit' onclick=\"SezWho.DivUtils.submitForm(document.getElementById('cpEmailForm'), '"+cppluginurl+"');SezWho.DivUtils.closediv('ratingDiv');\" class='cpPopupContentRatingSubmitButton'></button><button type='button' onclick=\"SezWho.DivUtils.closediv('ratingDiv');\" class='cpPopupContentRatingCancelButton'></button></td></tr></table></form></div></div>";
		var bodyTag = document.getElementsByTagName("body")[0];
		bodyTag.appendChild(ratingDiv);
		return ratingDiv;

	}

	this.createProfileDiv = function (cpserverurl) {
		var profileDiv = document.createElement("div");
		profileDiv.id = "profilepopup";
		profileDiv.className = "cpPopupWrapper";
		profileDiv.innerHTML = "<div class='cpPopupBody cpPopupBodyProfile'><div class='cpPopupHeaderClose'><a class='cpPopupHeaderCloseButton' href=\"javascript:SezWho.DivUtils.closediv('profilepopup');\" title='Close'></a></div><div class='cpPopupHeaderTitle'><p class='cpPopupHeaderTitleText' id='cpPopupHeaderTitleTextId'>Public Profile</p><a class='cpPopupHeaderTitleLogo' href='javascript:void SezWho.Utils.openPage(\"home\");' title='"+cpserverurl+"'></a></div><div id='cpPopupContentloadingId' class='cpPopupContentloading'><img src='"+cpserverurl+"/img/wait.gif' alt='loading' class='cpPopupWaitingImage' /></div></div>";
		var bodyTag = document.getElementsByTagName("body")[0];
		bodyTag.appendChild(profileDiv);
		return profileDiv;
	}

	this.submitForm = function(form, cppluginurl)  {
		SezWho.Utils.log("info" , "submitForm called with : cppluginurl = "+cppluginurl);
		var req = null;
		if(window.XMLHttpRequest) req = new XMLHttpRequest();
		else if (window.ActiveXObject) req  = new ActiveXObject("Microsoft.XMLHTTP");
		var ratingIncrement= form.ratingIncrement.value ;
		var postID= form.postID.value;
		var i= form.commentID.value;
		var emailID= form.emailID.value;
		var cpserverurl = form.cpserverurl.value;
		var index1 = emailID.indexOf("@");
		var index2 = emailID.indexOf(".");
		var index3 = emailID.indexOf(" ");
		if (index1 <= 0 || index2 <= 0 || index3 > 0 ) {
			alert("Please enter a valid email address.");
			document.getElementById("ratingDiv").style.display = 'none' ;
			return ;
		}
		//Setup wait state
		document.getElementById("sz_comment_score:"+i).innerHTML = "<img src='"+sz_js_config_params.cpserverurl+"/img/wait.gif' alt='loading' class='cpPopupWaitingImage' />";
		// now set cookie
		SezWho.Utils.setCookie("SZ_EMAIL_COOKIE" , emailID, 100);
		var d = new Date();
		var formParam = 'ratingIncrement='+escape(ratingIncrement)+'&postID='+escape(postID)+'&commentID='+escape(sz_js_config_params.sz_comment_data[i].comment_id)+'&emailID='+encodeURIComponent(emailID)+'&msec='+escape(d.getMilliseconds())+'&__mode=cp_comment_rating_submit';
		//alert(formParam);
		req.onreadystatechange = function() {
			if(req.readyState == 4) {
				if(req.status == 200) {
					var response = req.responseText;
					//alert(response);
					SezWho.DivUtils.handleCommentRating(response);
				} 
			}
		};

		var comment_rating_submit_path = sz_js_config_params.comment_rating_submit_path ;
		if(sz_js_config_params.use_cross_domain_posting) {
			this.submitCommentRating(cppluginurl+comment_rating_submit_path+"?return_js=true&"+formParam);
		}
		else {
			req.open('POST', cppluginurl+comment_rating_submit_path , true);
			req.setRequestHeader("Content-type", "application/x-www-form-urlencoded; charset=UTF-8");
			req.send(formParam);
		}
	}

	this.handleCommentRating = function(response) {
		var ratingIncrement= document.getElementById('cpEmailForm').ratingIncrement.value ;
		var i= document.getElementById('cpEmailForm').commentID.value;
		var responseArr = response.split(',');
		var status ;
		if (responseArr[0]) status = responseArr[0].split('=')[1];
		if (status == 'Failure' || status == 'N') {
			var errorMsgCode = responseArr[1].split('=')[1];
			var errorMsg = "Failure in processing!";
			if (errorMsgCode == "DuplicateRatingInsertion") errorMsg = "You can not rate same comment again!" ;
			if (errorMsgCode == "NoSiteKey") errorMsg = "No Site Key found!" ;
			if (errorMsgCode == "InvalidSiteKey" || errorMsgCode == "SITEKEYERR") errorMsg = "Invalid Site Key found!" ;
			if (errorMsgCode == "EmailInsertionFailure") errorMsg = "Failure inserting your email ID!" ;
			if (errorMsgCode == "RatingInsertionFailure") errorMsg = "Failure inserting your rating!" ;
			if (errorMsgCode == "NoBlogKey") errorMsg = "No Blog Key found!" ;
			if (errorMsgCode == "SelfRating") errorMsg = "You can not rate your own comment!" ;
			var button_id ;
			if (ratingIncrement == 10) button_id = "sz_rating_button:yes:"+i ;
			else button_id = "sz_rating_button:no:"+i;
			document.getElementById("sz_comment_score:"+i).innerHTML = SezWho.Utils.get_comment_star_rating(sz_js_config_params.sz_comment_data[i].comment_score);
			activateErrorDIV("ratingDiv" , i, button_id, errorMsg );
		} else {
			var commentScoreDiv = document.getElementById("sz_comment_score:"+i);
			var comment_score = responseArr[1].split('=')[1];
			commentScoreDiv.innerHTML = SezWho.Utils.get_comment_star_rating(comment_score);
			sz_js_config_params.sz_comment_data[i].comment_score = comment_score;
		}
	}

	this.submitCommentRating = function(url) {
		var script = document.createElement('script');
		script.src = url;
		document.getElementsByTagName('head')[0].appendChild(script);
	}

	function activateErrorDIV(divName, i, button_id, errorMsg) {
		SezWho.Utils.log("info" , "SezWho.DivUtils.activateErrorDIV called with divName = "+divName+" : i = "+i+" : button_id = "+button_id+" : errorMsg = "+errorMsg);
		var post_id = document.getElementById('cpEmailForm').postID.value = sz_js_config_params.post_id;
		var comment_id = document.getElementById('cpEmailForm').commentID.value =i;
		var rating = document.getElementById('cpEmailForm').ratingIncrement.value ;
		// create the popup irrespective of whether the cookie exists or not. This is to display show error messages
		var divPopUp = PopupWindow.findPopupWindow(divName);
		if (!divPopUp) {
			divPopUp= new PopupWindow(divName);
		}
		divPopUp.autoHide();

		var mainDiv = document.getElementById(divName) ;
		mainDiv.style.display = 'block' ;
		mainDiv.style.visibility = 'visible' ;

		var errorDiv = document.getElementById("popuperror") ;
		errorDiv.style.visibility = "visible";
		errorDiv.style.display = "block";
		errorDiv.style.color = "#ff0000";
		errorDiv.style.display.verticalAlign="left"   ;
		errorDiv.style.fontSize = "9px";
		errorDiv.innerHTML = errorMsg;

		var co_ordinates = SezWho.PopupPositionUtils.get_offsets(i, button_id, divName, divPopUp);
		divPopUp.offsetX = co_ordinates[0] ;
		divPopUp.offsetY = co_ordinates[1] ;
		divPopUp.showPopup(i);
	}

	this.activateDIV = function(cppluginurl, divName, i, vote, cpserverurl, ev) {
		SezWho.Utils.log("info" , "SezWho.DivUtils.activateDIV called with : cppluginurl = "+cppluginurl+" : divName = "+divName+" : i = "+i+" : vote = "+vote+" : cpserverurl = "+cpserverurl+" : ev = "+ev);
		var ratingsDiv =  document.getElementById(divName);
		if (ratingsDiv == null) {
			ratingsDiv = SezWho.DivUtils.createRatingsDiv (cppluginurl, cpserverurl);
		}
		var post_id = document.getElementById('cpEmailForm').postID.value = sz_js_config_params.post_id;
		var comment_id = document.getElementById('cpEmailForm').commentID.value =i;
		var button_id = vote+":"+comment_id+":"+post_id ;
		if (vote == 'yes') {
			document.getElementById('cpEmailForm').ratingIncrement.value = '10' ;
		} else if (vote == 'no') {
			document.getElementById('cpEmailForm').ratingIncrement.value = '0' ;
		}
		// create the popup irrespective of whether the cookie exists or not.
		var divPopUp = PopupWindow.findPopupWindow(divName);
		if (!divPopUp) {
			divPopUp= new PopupWindow(divName);
		}
		divPopUp.updateEvent(ev);
		var co_ordinates = SezWho.PopupPositionUtils.get_offsets(i, button_id, divName, divPopUp);
		divPopUp.offsetX = co_ordinates[0] ;
		divPopUp.offsetY = co_ordinates[1] ;
		divPopUp.autoHide();

		if (SezWho.Utils.readCookie("SZ_EMAIL_COOKIE")) {
			// if cookie exists set popup visibility to false!
			document.getElementById(divName).style.display = 'none' ;
			this.submitForm(document.getElementById('cpEmailForm'), cppluginurl);
			return;
		} else {
			document.getElementById(divName).style.display = 'block' ;
			document.getElementById(divName).style.visibility = 'visible' ;
			divPopUp.showPopup(i);
		}
	}

	this.loadProfileData = function(url) {
		var script = document.createElement('script');
		script.src = url;
		document.getElementsByTagName('head')[0].appendChild(script);
		// document.body.appendChild(script);
	}

	this.displayProfileData = function (name,data){
		sz_cp_proto.replace(document.getElementById('cpPopupContentloadingId'), data);
		if (name != '') document.getElementById('cpPopupHeaderTitleTextId').innerHTML = name;

		var divPopUp = PopupWindow.findPopupWindow("profilepopup");
		var co_ordinates = SezWho.PopupPositionUtils.get_offsets(null, null, "profilepopup", divPopUp);
		divPopUp.offsetX = co_ordinates[0] ;
		divPopUp.offsetY = co_ordinates[1] ;
		divPopUp.showPopup(null);
	}

	this.loadProfilePopUp = function(cpserverurl, cppluginurl, url, divName, author_name)
	{
		SezWho.Utils.log("info" , "SezWho.DivUtils.loadProfilePopUp called with cpserverurl = "+cpserverurl+" : cppluginurl = "+cppluginurl+" : url = "+url+" : divName = "+divName+" : author_name = "+author_name);
		var profileDiv =  document.getElementById(divName);
		if (profileDiv == null) profileDiv = this.createProfileDiv(cpserverurl);
		else {
			if (document.getElementById('cpPopupContentBodyID'))
			sz_cp_proto.replace(document.getElementById('cpPopupContentBodyID'), "<div id='cpPopupContentloadingId' class='cpPopupContentloading'><img src='"+cpserverurl+"/img/wait.gif' alt='loading' class='cpPopupWaitingImage' /></div>");
		}
		document.getElementById('cpPopupHeaderTitleTextId').innerHTML = author_name;

		var divPopUp = PopupWindow.findPopupWindow(divName);
		if (!divPopUp) divPopUp= new PopupWindow(divName);
		divPopUp.autoHide();
		var co_ordinates = SezWho.PopupPositionUtils.get_offsets(null, null, divName, divPopUp);
		divPopUp.offsetX = co_ordinates[0] ;
		divPopUp.offsetY = co_ordinates[1] ;
		divPopUp.showPopup('');
		this.loadProfileData (url);

	}

	var divpopuptimerid = 0 ;
	this.loadMyProfileDiv = function(cpserverurl, cppluginurl, url, div, author_name, delay, ev){
		SezWho.Utils.log("info" , "SezWho.DivUtils.loadMyProfileDiv called with cpserverurl = "+cpserverurl+" : cppluginurl = "+cppluginurl+" : url = "+url+" : div = "+div+" : author_name = "+author_name+" : delay = "+delay+" : ev = "+ev);
		var w = PopupWindow.findPopupWindow(div);
		if (!w) w = new PopupWindow(div);
		w.updateEvent(ev);
		divpopuptimerid= setTimeout("SezWho.DivUtils.loadProfilePopUp('"+cpserverurl+"','"+cppluginurl+"','"+url+"','"+div+"','"+author_name+"')", delay);
	}

	this.closediv = function(divid) {
		SezWho.Utils.log("info" ,"SezWho.DivUtils.closediv called with divid = "+divid);
		document.getElementById(divid).style.visibility='hidden';
		if (divid == "ratingDiv") document.getElementById('popuperror').style.visibility='hidden';
	}

	this.cancelPopUp = function() {
		SezWho.Utils.log("info" ,"SezWho.DivUtils.cancelPopUp called ");
		if(divpopuptimerid) clearTimeout(divpopuptimerid);

	}
} ;
/* end SezWho.DivUtils */


/* This following code has been adapted from the fabulous prototype JS framework.*/
SezWho.Utils.Prototype = function () {

	this.getElementsByClassName = function (node_id, className) {
		SezWho.Utils.log("info" ,"SezWho.Utils.Prototype.getElementsByClassName called with node_id = "+node_id+" : className = "+className);
		var node ;
		var els ;
		/*
		if (node_id == null) {
		node = document.body ;
		} else {
		node = document.getElementById(node_id);
		}*/
		node = document.body ;
		var els = node.getElementsByTagName("*");
		var a = [];
		var re = new RegExp("(^|\\s)" + className + "(\\s|$)") ;
		for(var i=0,j=els.length; i<j; i++) {
			if(re.test(els[i].className)) {
				a.push(els[i]);
			}
		}
		return a;
	},

	observers = false ,

	this.observe = function (element, name, observer, useCapture) {
		SezWho.Utils.log("info" ,"SezWho.Utils.Prototype.observe called with element = "+element+" : name = "+name);
		if (!this.observers) this.observers = [];
		if (element.addEventListener) {
			this.observers.push([element, name, observer, useCapture]);
			element.addEventListener(name, observer, useCapture);
		} else if (element.attachEvent) {
			this.observers.push([element, name, observer, useCapture]);
			element.attachEvent('on' + name, observer);
		}
	},

	this.replace = function (element, html){
		if(element == null)
			return;
		if (element.outerHTML) {
			element.outerHTML = html;
		} else {
			var range = element.ownerDocument.createRange();
			range.selectNodeContents(element);
			element.parentNode.replaceChild(
			range.createContextualFragment(html), element);
		}
		return element;
	},
	this.unloadCache = function() {
		SezWho.Utils.log("info" ,"SezWho.Utils.Prototype.unloadCache called");
		if (!this.observers) return;
		for (var i = 0, length = this.observers.length; i < length; i++) {
			this.stopObserving.apply(this, this.observers[i]);
			this.observers[i][0] = null;
		}
		this.observers = false;
	},


	this.stopObserving = function(element, name, observer, useCapture) {
		SezWho.Utils.log("info" ,"SezWho.Utils.Prototype.stopObserving called with element = "+element+" : name = "+name);
		if (element.removeEventListener) {
			element.removeEventListener(name, observer, useCapture);
		} else if (element.detachEvent) {
			try {
				element.detachEvent('on' + name, observer);
			} catch (e) {}
		}
	},

	this.element = function(event) {
		return event.target || event.srcElement;
	},

	this.getHeight = function(element) {
		return this.getDimensions(element).height;
	},

	this.getWidth = function(element) {
		return this.getDimensions(element).width;
	},

	this.pointerX = function(event) {
		return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));
	},

	this.pointerY = function(event) {
		return event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop));
	},


	this.getDimensions = function (element_id) {
		var element = document.getElementById(element_id);
		var display = element.style['display'];
		if (display != 'none' && display != null) // Safari bug
		return {width: element.offsetWidth, height: element.offsetHeight};

		// All *Width and *Height properties give 0 on elements with display none,
		// so enable the element temporarily
		var els = element.style;
		var originalVisibility = els.visibility;
		var originalPosition = els.position;
		var originalDisplay = els.display;
		els.visibility = 'hidden';
		els.position = 'absolute';
		els.display = 'block';
		var originalWidth = element.clientWidth;
		var originalHeight = element.clientHeight;
		els.display = originalDisplay;
		els.position = originalPosition;
		els.visibility = originalVisibility;
		return {width: originalWidth, height: originalHeight};
	}
} ;

var sz_cp_proto = new SezWho.Utils.Prototype() ;

/*  start SezWho.Utils - class for general purpose utility methods */
SezWho.Utils = new function () {

	this.get_comment_star_rating = function(comment_score) {
		SezWho.Utils.log("info" ,"SezWho.Utils.get_comment_star_rating called with comment_score = "+comment_score);
		var temp_score = comment_score ;
		var comment_ratings_images = "" ;
		comment_score = comment_score / 2 ;

		var zero_img = "<button type='button' title=\"Comment Score : "+Math.round(comment_score , 1)+"\" class='cpEmbedScoreSquareImgoff cpEmbedScoreSquareImgoffCustom'></button>";
		var half_img = "<button type='button' title=\"Comment Score : "+Math.round(comment_score , 1)+"\" class='cpEmbedScoreSquareImghalf cpEmbedScoreSquareImghalfCustom'></button>";
		var full_img = "<button type='button' title=\"Comment Score : "+Math.round(comment_score , 1)+"\" class='cpEmbedScoreSquareImgon cpEmbedScoreSquareImgonCustom'></button>";

		if (comment_score < 0.25) comment_ratings_images = zero_img+zero_img+zero_img+zero_img+zero_img ;
		else if (comment_score >= 0.25 && comment_score < 0.75) comment_ratings_images = half_img+zero_img+zero_img+zero_img+zero_img ;
		else if (comment_score >= 0.75 && comment_score < 1.25) comment_ratings_images = full_img+zero_img+zero_img+zero_img+zero_img ;
		else if (comment_score >= 1.25 && comment_score < 1.75) comment_ratings_images = full_img+half_img+zero_img+zero_img+zero_img ;
		else if (comment_score >= 1.75 && comment_score < 2.25) comment_ratings_images = full_img+full_img+zero_img+zero_img+zero_img ;
		else if (comment_score >= 2.25 && comment_score < 2.75) comment_ratings_images = full_img+full_img+half_img+zero_img+zero_img ;
		else if (comment_score >= 2.75 && comment_score < 3.25) comment_ratings_images = full_img+full_img+full_img+zero_img+zero_img ;
		else if (comment_score >= 3.25 && comment_score < 3.75) comment_ratings_images = full_img+full_img+full_img+half_img+zero_img ;
		else if (comment_score >= 3.75 && comment_score < 4.25) comment_ratings_images = full_img+full_img+full_img+full_img+zero_img ;
		else if (comment_score >= 4.25 && comment_score < 4.75) comment_ratings_images = full_img+full_img+full_img+full_img+half_img ;
		else if (comment_score >= 4.75) comment_ratings_images = full_img+full_img+full_img+full_img+full_img ;
		return comment_ratings_images ;
	}

	this.setCookie = function(cookieName,cookieValue,nDays) {
		SezWho.Utils.log("info" ,"SezWho.Utils.setCookie called with cookieName = "+cookieName);
		var today = new Date();
		var expire = new Date();
		if (nDays==null || nDays==0) nDays=1;
		expire.setTime(today.getTime() + 3600000*24*nDays);
		document.cookie = cookieName+"="+escape(cookieValue)+ ";expires="+expire.toGMTString()+";path=/";
	}

	this.readCookie = function(name) {
		SezWho.Utils.log("info" ,"SezWho.Utils.readCookie called with name = "+name);
		var cookieVal = null;
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') 
				c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) {
				cookieVal = c.substring(nameEQ.length,c.length);
				if (document.getElementById("ratingDiv")) document.getElementById('cpEmailForm').emailID.value = cookieVal ;
				return cookieVal;
			}
		}
		return cookieVal;
	}

	this.cpProfileEventHandler = function(ev) {
		SezWho.Utils.log("info" ,"SezWho.Utils.cpProfileEventHandler called with event = "+ev);
		var elm = sz_cp_proto.element(ev);
		var a = elm.id.split(":");
		var i = elm.id;
		var delay=0;
		if (ev.type == "mouseover") delay=500;
		SezWho.DivUtils.loadMyProfileDiv(sz_js_config_params.cpserverurl, sz_js_config_params.cppluginurl, sz_js_config_params.cpserverurl+"/webservices/ykgetprofile.php?site_key="+sz_js_config_params.sitekey+"&blog_key="+sz_js_config_params.blogkey+"&blog_id="+sz_js_config_params.blogid+"&commenter_email="+encodeURIComponent(sz_js_config_params.sz_comment_data[a[1]].comment_author_email)+"&isplugin=true", 'profilepopup', sz_js_config_params.sz_comment_data[a[1]].comment_author, delay, ev);
	}

	this.cpProfileRCEventHandler = function(ev) {
		SezWho.Utils.log("info" ,"SezWho.Utils.cpProfileEventHandler called with event = "+ev);
		var elm = sz_cp_proto.element(ev);
		var a = elm.id.split(":");
		var i = elm.id;
		var delay=0;
		if (ev.type == "mouseover") delay=500;
		SezWho.DivUtils.loadMyProfileDiv(sz_rc_config_params.cpserverurl, sz_rc_config_params.cppluginurl, sz_rc_config_params.cpserverurl+"/webservices/ykgetprofile.php?site_key="+sz_rc_config_params.sitekey+"&blog_key="+sz_rc_config_params.blogkey+"&blog_id="+sz_rc_config_params.blogid+"&commenter_email="+encodeURIComponent(sz_rc_config_params.sz_rc_data[a[1]].comment_author_email)+"&isplugin=true", 'profilepopup', sz_rc_config_params.sz_rc_data[a[1]].comment_author, delay, ev);
	}

	this.szHandleRatingButtonClicks =  function(ev){
		var elm = sz_cp_proto.element(ev);
		var a = elm.id.split(":");
		SezWho.DivUtils.activateDIV(sz_js_config_params.cppluginurl, 'ratingDiv', a[2], elm.value, sz_js_config_params.cpserverurl, ev);
		elm.blur();
	}

	this.openPage = function(type, url) {
		if('undefined' == typeof url) url = null; 
		var name, options;
		name="";
		options="";
		if (type == "home") url = sz_js_config_params.cpserverurl;
		else if (type == "help") {
			url = sz_js_config_params.cpserverurl+"/popup_help.php";
			name = "Help";
			options = "height=820,width=600,toolbar=no,scrollbars,resizable";
		} else if (url == null) url = sz_js_config_params.cpserverurl;
		window.open(url, name, options);
	}

	this.callJSFramework = function() {
		SezWho.Utils.log("info" ,"SezWho.Utils.callJSFramework called ");
		if (!document.getElementById("szProfAndEmbedStyleSheet")){
			var stylesheet = document.createElement("link");
			stylesheet.rel = "stylesheet";
			stylesheet.type = "text/css";
			stylesheet.href = sz_js_config_params.cpserverurl+"/css/prof.css";
			stylesheet.media = "screen";
			stylesheet.id = "szProfAndEmbedStyleSheet";
			document.lastChild.firstChild.appendChild(stylesheet);
		}
		SezWho.PluginCore.szManageEmbedUI();
	}

	this.isSafari = function(){ return (/Safari|Konqueror|KHTML/gi).test(navigator.userAgent) ; }

	this.isIE = function() { return (!SezWho.Utils.isSafari() &&!navigator.userAgent.match(/opera/gi) && navigator.userAgent.match(/msie (5\.5|6)/gi)) ; }

	this.isOpera = function() { return (navigator.userAgent.match(/Opera/gi)) ; }

	this.log = function(type, msg) {
		if ((type == 'info' || type == 'debug') && !is_debug_log_enabled) return ;
		var self = arguments.callee;
		if (window.console) (window.console[type] || window.console.log )(msg);
		else if (window.opera) window.opera.postError(msg);
		else if ( window.Log) {
			self._logger = self._logger || new Log(Log.INFO, Log.popupLogger);
			self._logger[type](msg);
		}
	}
	this.szClick  = function (t,url,vid,key) {window.open(sz_js_config_params.cpserverurl+'/clickhandler.php?referrer='+escape(document.location)+'&linktype='+t+'&viewid='+vid+'&key='+key+'&linkurl='+url);}
	/*
	function _error(){ log("error" , msg) ; }
	function _warn(){ log("warn" , msg) ; }
	function _debug(){ log("debug" , msg) ; }
	function _info(){ log("info" , msg) ; }
	*/
}
/* End SezWho.Utils class */

/*  start SezWho.Utils.CommentFilterProcessing -  class for comment filter processing */
SezWho.Utils.CommentFilterProcessing = new function () {
	//hide = 0, show = 1, toggle = 2
	this.manageComment = function(i, type) {
		SezWho.Utils.log("info" ,"SezWho.Utils.CommentFilterProcessing.toggleComment called with i = "+i);
		var hideCommCell = document.getElementById("sz_comment_collapse:"+i);
		var commDiv = document.getElementById("sz_comment_collapse_div:"+i);
		if (hideCommCell && commDiv) {
			if (type == 0) {
				hideCommCell.className = 'cpEmbedCommentImgPlus cpEmbedCommentImgPlusCustom';
				commDiv.style.display = "none" ;
				commDiv.style.visibility = "hidden" ;
			}
			else if (type == 1) {
				hideCommCell.className = 'cpEmbedCommentImgMinus cpEmbedCommentImgMinusCustom';
				commDiv.style.display = "inline" ;
				commDiv.style.visibility = "visible" ;
			}
			else //toggle
			{
				if (hideCommCell.className == 'cpEmbedCommentImgMinus cpEmbedCommentImgMinusCustom') {
					hideCommCell.className = 'cpEmbedCommentImgPlus cpEmbedCommentImgPlusCustom';
					commDiv.style.display = "none" ;
					commDiv.style.visibility = "hidden" ;
				} else {
					hideCommCell.className = 'cpEmbedCommentImgMinus cpEmbedCommentImgMinusCustom';
					commDiv.style.display = "inline" ;
					commDiv.style.visibility = "visible" ;
				}
			}
		}
	}

	this.cpshowFilterOptions = function(list) {
		SezWho.Utils.log("info" ,"SezWho.Utils.CommentFilterProcessing.cpshowFilterOptions called with list = "+list);
		SezWho.Utils.CommentFilterProcessing.filterCommentsByScore(list.options[list.selectedIndex].value);
	}

	this.filterCommentsByScore = function(score) {
		SezWho.Utils.log("info" ,"SezWho.Utils.CommentFilterProcessing.filterCommentsByScore called with score = "+score);
		var objectCount = sz_js_config_params.comment_number ;
		for (var co2 = 0 ; co2 < objectCount; co2++) {
			if(score==0 || sz_js_config_params.sz_comment_data[co2].comment_score >= score)
			SezWho.Utils.CommentFilterProcessing.manageComment(co2,1);
			else
			SezWho.Utils.CommentFilterProcessing.manageComment(co2,0);
		}
		sz_js_config_params.sortOrder = score;
	}
}
/*  end SezWho.Utils.CommentFilterProcessing */
function populate_comment_star_rating(comment_score, comment_id){
	var comment_ratings_images = SezWho.Utils.get_comment_star_rating(comment_score);
	document.getElementById("yk_comment-"+comment_id+"-commentscore").innerHTML = comment_ratings_images;
}

sz_cp_proto.observe(window, "load", SezWho.Utils.callJSFramework , false );

/* prevent memory leaks in IE */
if (SezWho.Utils.isIE()) {
	sz_cp_proto.observe(window, 'unload', sz_cp_proto.unloadCache, false);
}

Math._round = Math.round;
/*
Math.round = function( num , dec )
{
	if (typeof(dec) == "undefined") dec = 0; else dec = Math.floor( dec );
	if (isNaN(num + dec) || dec < 0 || dec > 12) return Math._round( num );
	var n = Math.pow( 10, dec );
	return Math._round( num * n ) / n;
}
*/
Math.round = function( num , dec )
{
	if (typeof(dec) == "undefined") {
		dec = 0;
	} else {
		dec = Math.floor( dec );
	}
	if (dec <= 0 && num > 10 ) {
		return num ;
	}
	if (isNaN(num + dec) || dec < 0 || dec > 12) {
		return Math._round( num );
	}
	var n = Math.pow( 10, dec );
	return Math._round( num * n ) / n;
}





SezWho.BlogPlatformCallbackJS = new function() {
	this.show_up_level = show_up_level ;
	this.header_up_level = header_up_level ;
	this.comment_id_prefix = "szCommentHiddenTag:" ;

	this.get_comment_node = function (comment_id) {
		var comment_hiddentag = document.getElementById(this.comment_id_prefix+comment_id);
		var comment_header = comment_hiddentag ;
		var comment_header_obj =  (comment_header != null) ? comment_header.parentNode : null ;
		var ID_Match = new RegExp('\\b'+comment_id+'\\b');
		while(comment_header_obj != null && comment_header_obj.tagName != null) {
			var iterationTagName = comment_header_obj.tagName.toLowerCase() ;
			if (iterationTagName == 'body') {
				comment_header_obj = null;
				// no "li" found up till the "body" tag, hence breaking
				break ;
			} else {
				if (ID_Match.test(comment_header_obj.id))
					if (iterationTagName == 'div' || iterationTagName == 'li' || iterationTagName == 'blockquote' || iterationTagName == 'dd' || iterationTagName == 'dt' || iterationTagName == 'tr' || iterationTagName == 'td' || iterationTagName == 'table') break ;
			}
			comment_header_obj = comment_header_obj.parentNode ;
		}
		if (comment_header_obj == null) {
			if (comment_header) {
				// re-initialize comment_header_obj to the initial comment_header so as to proceed with the
				// traversal as per the DB levels
				comment_header_obj = comment_header ;
				for (i = 0 ; i < this.header_up_level ; i++) {
					comment_header_obj = comment_header_obj.parentNode ;
				}
			}
		}
		return comment_header_obj ;
	}

	// gets called if the "commentblockhiddentag" tag is not found,
	// try and navigate up from the 1st comment's hidden image
	this.get_top_of_first_comment = function (comment_id) {
		var comment_hiddentag = document.getElementById(this.comment_id_prefix+comment_id);
		var top_of_comment = comment_hiddentag ;
		if (top_of_comment) {
			for (i = 0 ; i < this.show_up_level ; i++) {
				top_of_comment = top_of_comment.parentNode ;
			}
		}
		return top_of_comment;
	}
};