// JavaScript Document

function reloadSort(sortStr)
{
	loc = window.location.href;
	// remove sorting
	locNoSorting = loc.replace(/\/(liked|commented|recent|popular)/g,"");
	// remove page if any
	locNoSorting = locNoSorting.replace(/\/([0-9]+)/g,"");
	window.location.href = locNoSorting + "/" + sortStr;
}
		
function echeck(str) {

		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		
		if (str.indexOf(at)==-1){ // no @
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){ // @ at forbidden place
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){ // . at forbidden place
		   return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){ // more than one @
		   return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){ // if . after or before @
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){ // no . after @
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){ // if spaces found
		    return false;
		 }

 		 return true;	
	}

function phcheck(str) {
	var dash="-";
	var lstr=str.length;
	
	if (str.indexOf(dash)==0 || str.indexOf(dash)==lstr){ // if - first or last
		   return false;
		}

	if (str.search(/[^0-9|-]/)!=-1) { // if not-digits encountered
		    return false;
		}
	return true;
}

function ValidateFormPostComment(){
		f = document.getElementById('PostCommentForm');
		submitImg = document.getElementById('submit_comment');
		submitImg.disabled=true;
		if ( (f.by_name.value==null) || (f.by_name.value=="") ) 
		{
				alert("Name field is required");
				f.by_name.focus();
				submitImg.disabled=false;
				return false;
		}
	return true;
 }

 function createCookie(name,value,hours) {
	if (hours) {
		var date = new Date();
		date.setTime(date.getTime()+(hours*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name) {
	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) return c.substring(nameEQ.length,c.length);
	}
	return "";
}

function addListeners()
{
	window.addEventListener("load", 
	function(e) 
	{
		var containers = document.getElementsByName("adContainer");
		if (containers)
		{
			for(i=0;i<containers.length;i++)
			{
				if (containers[i].addEventListener)
				{
					containers[i].addEventListener("click",clickCookie,true);
				}
			}
		}
	},
	false);
}

function fireAds()
{
	window.addEventListener("load", 
	function(e) 
	{
		fireAd("adLeaderboard");
		fireAd("adNav336");
		fireAd("adNav125");
		fireAd("adCpa468");
		fireAd("adComments468");
	},
	false);
}

function fireAd(adID)
{
	var adElem = document.getElementById(adID);
	if (adElem)
	{
		adWrapper = document.getElementById(adID + "Wrapper");
		if (adWrapper)
		{
			adWrapper.appendChild(adElem);
			adElem.style.display = "block";
		}
	}
}

function clickCookie()
{
	//alert("Clicked");
	//alert(document.cookie);
	//alert(this);
	//var container = document.getElementById("adContainer");
	var container = this;
	adString = container.innerHTML;

	advString = readCookie("w4lfc");

	if (adString.match(/Yahoo/) && (!advString.match(/ya/)))
	{
		advString += "ya,";
	}
	if (adString.match(/chitika/) && (!advString.match(/ch/)))
	{
		advString += "ch,";
	}
	if (adString.match(/adbrite/) && (!advString.match(/ad/)))
	{
		advString += "ad,";
	}
	if (adString.match(/clicksor/) && (!advString.match(/cl/)))
	{
		advString += "cl,";
	}
	createCookie("w4lfc",advString,24);
}