var adpds_usval;
var adpds_freq;
var adpds_post;

function getPageCookie(key){
    var cookie = document.cookie + ';';
    var start = cookie.indexOf(key);
    var value = '';
    if (start != -1) {
        var end = cookie.indexOf(';', start); 
          value = unescape(cookie.substring(start + key.length + 1, end));
    }
    return value;
}

function setPageCookie(key, value, cookie_path){
    var expire_days = 100;
    var sday = new Date();
    sday.setTime(sday.getTime() + (expire_days * 1000 * 60 * 60 * 24));
    var s2day = sday.toGMTString();
    document.cookie = key + "=" + escape(value) + ";path=" + cookie_path + ";expires=" + s2day;
}

function setPage(start_end, path){
    if(start_end == 'start'){
        adpds_usval = getPageCookie('adpds_usval');
        adpds_freq = getPageCookie('adpds_freq');
        adpds_post = getPageCookie('adpds_post');
    }
    
    if(start_end == 'end'){
        if(adpds_freq != undefined && adpds_freq !='') setPageCookie('adpds_freq', adpds_freq, path);
        if(adpds_post != undefined && adpds_post !='') setPageCookie('adpds_post', adpds_post, path);
    }
}