function getCookie(name) {
    
    ckary = new Array();
    ckary = document.cookie.split("; ");
    ckstr = "";
    var i = 0;
    while (ckary[i]){
        if (ckary[i].substr(0, name.length + 1) == name + "="){
            ckstr = ckary[i].substr(name.length + 1, ckary[i].length);
            break;
        }
        i++;
    }
    
    return ckstr;
}

function lnkShowPCSite_OnClick(name) {
    
    // クッキー寿命設定（ミリ秒）
    var lifetime = 1000 * 60 * 60 * 2;
    var expires = new Date();
    expires.setTime(expires.getTime() + lifetime);
    var val = escape(expires.toGMTString());
    document.cookie = name + "=" + val + "; expires=" + expires.toGMTString();
}

function lnkShowSmartphoneSite_OnClick(name) {
    expires = new Date();
    expires.setYear(expires.getYear() - 1);
    document.cookie = name + "=; expires=" + expires.toGMTString();
}