function SetCookie(name,value,hours)
{
var expire = "";
expire = new Date((new Date()).getTime() + hours * 3600000);
expire = "; expires=" + expire.toGMTString();
document.cookie = name + "=" + escape(value) + expire;
return true;
}

// Cerez oku 
function GetCookie(name)
{
var cookieValue = "";
var search = name + "=";
if(document.cookie.length > 0){
offset = document.cookie.indexOf(search);
if (offset != -1){
offset += search.length;
end = document.cookie.indexOf(";", offset);
if (end == -1) end = document.cookie.length;
cookieValue = unescape(document.cookie.substring(offset, end))
}
}
return cookieValue;
} 

function cookieSil(){
if (document.cookie !=""){
sonTarih = new Date
sonTarih.setDate(sonTarih.getDate()-1)
cookieAdi = document.cookie.split("=")[0]
document.cookie=cookieAdi+"=;expires="+sonTarih.toGMTString()
}
}