JS cookie Delete, add, modify

JS cookie Delete, add, modify

function GetCookie (n) {
var dc = ";" +document.cookie+ "; ";
var coo = Dc.indexof (";" +n+ "=");
if (coo!=-1) {
var s = dc.substring (coo+n.length+3,dc.length);
Return unescape (s.substring (0, S.indexof (";")));
}else{
Return "";
}
}
function Setcookie (cookiename, cookievalue, seconds, path, domain, secure) {
var expires = new Date ();
seconds = seconds? seconds:24*60*60*1000;
Expires.settime (Expires.gettime () + seconds);
expires = Is_moz? Expires.toutcstring (): expires.togmtstring ();
Document.cookie = Escape (cookiename) + ' = ' + Escape (cookievalue)
+ (expires?) '; Expires= ' + Expires: ')
+ (path?) '; Path= ' + path: '/'
+ (domain?) '; Domain= ' + domain: ')
+ (secure?) '; Secure ': ');
}
function Deletecookie (cookiename,path, domain) {
var exp = new Date ();
Exp.settime (Exp.gettime ()-10000);
var Cval=getcookie (cookiename);
if (cval!=null)
{
Document.cookie = Escape (cookiename) + ' =aa '
+ ('; expires= ' + exp.togmtstring ())
+ (path?) '; Path= ' + path: '/'
+ (domain?) '; Domain= ' + domain: ')
}
}