function chck(abc) {
document.getElementById("txtfield").value=abc;
document.getElementById("checkform").submit();
return true;
}


function getCookie(c_name){
if (document.cookie.length>0){
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1){ 
    c_start=c_start + c_name.length+1 ;
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length
    	return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}

function setCookie(c_name,value,expiredays){
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : "; expires="+exdate.toGMTString());
}

function checkCookie(newfriend){
	cookiefriends=getCookie('friends');
	if (cookiefriends==null || cookiefriends==""){
		setCookie('friends',newfriend,999);
  	}
	else {
		var friends=cookiefriends.split("|");
		var ok=1;
		for(var i=0;i<friends.length;i++)
			if(friends[i]==newfriend)
				ok=0;
		if(ok==1){
			cookiefriends=newfriend+"|"+cookiefriends;
			setCookie('friends',cookiefriends,999);

		}
  	}
}


function deleteFriend(friend){
	cookiefriends=getCookie('friends');
	var newCookieText="";
	if (cookiefriends!=null && cookiefriends!=""){
		var friends=cookiefriends.split("|");
		var n=friends.length;
		for(var i=0;i<n-1;i++)
			if(friends[i]!=friend)
				newCookieText=newCookieText+friends[i]+"|";
		if(friends[n-1]!=friend)
			newCookieText=newCookieText+friends[n-1];
		else
			newCookieText=newCookieText.substring(0,newCookieText.length-1);
		setCookie('friends',newCookieText,999);
	}
}

function writeFriends(){
	var divText="";
	setCookie('test','x',1);
	if(getCookie('test')){
		cookiefriends=getCookie('friends');
		if (cookiefriends==null || cookiefriends==""){
			return "";
		}
		else{
			var myfriends=cookiefriends.split("|");
			divText='<div id="friends"><ul id="list">';
			for(var i=0;i<myfriends.length;i++){
				divText=divText+'<li><a href="#" onclick="chck(\''+myfriends[i]+'\');">'+myfriends[i]+'</a> <a href="#" onclick="deleteFriend(\''+myfriends[i]+'\'); replaceContent();" class="delit">X</a></li>';
			}
			divText=divText+'</ul></div>';
			return divText;
		}
	}
	else{
		return 'Nu aveti Cookie-uri activate!';
	}
}

function replaceContent() {
    document.getElementById("friendszone").innerHTML = writeFriends();
}