function getCookie(usernameemail) {  
var search = usernameemail + "="  
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  
return unescape(document.cookie.substring(offset, end))  
} else  
return ""  
}  
}  

usernameemail=getCookie('usernameemail')
if (usernameemail!=null && usernameemail!="")
document.write(usernameemail + " - <a href=/logout.asp><font color=ff6600><strong>Sign out</strong></font></a>")
else 
document.write("Welcome to iki.cn, <a href=/login.html><font color=ff6600><strong>Sign in</strong></font></a> - <a href=/register.asp><font color=000066><strong>Register</strong></font></a>")