function SetCookie(name, value, path, domain)
{
    var today = new Date();
    var expires = new Date((today.getTime() + (48 * 60 * 60 * 1000)));
    document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString() + "; path=" + path + "; domain=" + domain;
}

function getCookie(name) 
{
    var cookie = " " + document.cookie;
    var search = " " + name + "=";
    var setStr = null;
    var offset = 0;
    var end = 0;
    if (cookie.length > 0) {
        offset = cookie.indexOf(search);
        if (offset != -1) {
            offset += search.length;
            end = cookie.indexOf(";", offset)
                if (end == -1) {
                    end = cookie.length;
                }
            setStr = unescape(cookie.substring(offset, end));
        }
    }
    return(setStr);
}

function getBrowserInfo() {
    var t,v = undefined;
    if (window.opera) t = 'Opera';
    else if (document.all) {
        t = 'IE';
        var nv = navigator.appVersion;
        var s = nv.indexOf('MSIE')+5;
        v = nv.substring(s,s+1);
    }
    else if (navigator.appName) t = 'Netscape';
    return {type:t,version:v};
}

function bookmark(a) {
    var url = window.document.location;
    var title = window.document.title;
    var b = getBrowserInfo();
    if (b.type == 'IE' && 7 > b.version && b.version >= 4) window.external.AddFavorite(url,title);
    else if (b.type == 'Opera') {
        a.href = url;
        a.rel = "sidebar";
        a.title = url+','+title;
        return true;
    }
    else if (b.type == "Netscape") window.sidebar.addPanel(title,url,"");
    else alert("Нажмите CTRL-D, чтобы добавить страницу в закладки.");
    return false;
}