function getCookie(name){
var cname = name + "=";
var dc = document.cookie;
if(dc.length > 0) {
begin = dc.indexOf(cname);
if (begin != -1) {
begin += cname.length;
end = dc.indexOf(";", begin);
if (end == -1)
end = dc.length;
return unescape(dc.substring(begin,end));
}
}
return null;
}
function isLoggedOn(){
var username=getCookie("username");
return (null!=username);
}
function dspLogonStatus(){
var username=getCookie("username");
if (null!=username){
document.write('Welcome '+username+'! 退出登录 '
+' - 会员专区 ');
}
else{
document.write(' 登录 '
+' - 免费注册三易通 ');
}
var items=getCookie("items");
if(null!=items){
document.write(' - 购物车 ('+items+')');
}
}