function rvfdisable(){
        document.cookie = 'rvf=disabled; expires=Wed, 20 Jan 2016 16:25:38 UTC; path=/'
}


(function() {

   if (!document.getElementsByClassName) {
        var indexOf = [].indexOf || function(prop) {
            for (var i = 0; i < this.length; i++) {
                if (this[i] === prop) return i;
            }
            return -1;
        };
        getElementsByClassName = function(className,context) {
            var elems = document.querySelectorAll ? context.querySelectorAll("." + className) : (function() {
                var all = context.getElementsByTagName("*"),
                    elements = [],
                    i = 0;
                for (; i < all.length; i++) {
                    if (all[i].className && (" " + all[i].className + " ").indexOf(" " + className + " ") > -1 && indexOf.call(elements,all[i]) === -1) elements.push(all[i]);
                }
                return elements;
            })();
            return elems;
        };
        document.getElementsByClassName = function(className) {
            return getElementsByClassName(className,document);
        };
    }


function rvfload(){
	var av = new Array();
	var sv = '';
	var nameEQ = "rvf=";
	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) sv = c.substring(nameEQ.length,c.length);
	}
	if (sv=='disabled') return false;

        if(sv.search("href")>0) return av;	

	av = sv.split('|');
	return av;
}

function rvfsave(av){
	

	var value = '';
	for(var i=0; i < av.length; i++) {
	//window.alert(av[i]);
		if (value=='')
			value = av[i];
		else
			value = value+'|'+av[i];
	}
	document.cookie = 'rvf='+value+'; expires=Wed, 20 Jan 2016 16:25:38 UTC; path=/'
}

function rvsearch(av,o) {
	for(var i = 0; i < av.length; i++)
		 if(av[i] == o) return true;
	return false;
}
function rvdisplay(av){
	//av.reverse();
	for(var i = av.length-1; i>=0 ; i--){
		if(av[i]!='')
		{
			var arForumLink = av[i].split("#");
			if(typeof arForumLink[1] != 'undefined') {
				var advForumLinkTmp='<a href="/forum/'+arForumLink[0]+'/">'+arForumLink[1]+'</a>';
				var advForumLinkOk = advForumLinkTmp.replace("<a ","<a onclick=\"_gaq.push(['_trackEvent','forum_lastvisitedforum','click']);\" ");
				document.write("<li style='margin-bottom:5px;font-size:9pt;'><b>"+advForumLinkOk+"</b></li>");
			}
		}
	}
}

var advNavbarElems = document.getElementsByClassName('navbar');
var advForumInner = advNavbarElems[advNavbarElems.length-1].innerHTML;
var advForumLink = advForumInner.replace("&gt; ","");

var forumReg = /\/forum\/([^\/]{1,255})\//i;
var forumSlug = advForumLink.match(forumReg);
var forumNameReg = />([^\/]{1,255})</i;
var forumName = advForumLink.match(forumNameReg);

var rf = rvfload();

if (rf) {

	if(typeof forumSlug[1] != 'undefined' && typeof forumName[1] != 'undefined') {
		advForumLink=forumSlug[1]+'#'+forumName[1];
		if (!rvsearch(rf,advForumLink)){
			rf.push(advForumLink);			
		}
	}
		
	if (rf.length>5) rf.shift();

	if (rf.length>0) {
		document.write("<div id='rvfb' class='sbbox sbboxgr'><b>Recently visited forums:</b><ul style='margin:5px;padding-left:18px;'>");
		rvdisplay(rf);	
		document.write("</ul>");

		document.write('<span style="font-size:7pt;"><a onclick="rvfdisable();window.location.reload(true);return false;" href="#"><img style="border:none;position:absolute;top:-5px;right:0px;" alt="Hide this box" src="http://pics3.city-data.com/images/close.jpg"></a></span></div>');

	}

	rvfsave(rf);
}

})();