//cookie object constructor function
function Cookie(document, name, hours, path, domain, secure)
{
this.$document = document;
this.$name = name;
if (hours)
this.$expiration = new Date((new Date()).getTime() + hours*3600000);
else 
this.$expiration = null;
if (path) 
this.$path = path;
else
this.$path = null;
if (domain)
this.$domain = domain;
else
this.$domain = null;
if (secure)
this.$secure = true;
else
this.$secure = false;
}

//store method of the cookie object
Cookie.prototype.store = function() {
var cookieval = "";
for (var prop in this) {
if ((prop.charAt(0) == '$') || ((typeof this[prop]) == 'function'))
continue;
if (cookieval != "") cookieval += '&';
cookieval += prop + ':' + escape(this[prop]);
}
var cookie = this.$name + '=' + cookieval;
if (this.$expiration)
cookie += '; expires=' + this.$expiration.toGMTString();
if (this.$path) cookie += '; path=' + this.$path;
if (this.$domain) cookie += '; domain=' + this.$domain;
if (this.$secure) cookie += '; secure' ;
this.$document.cookie = cookie;
}


//load method of the cookie object
Cookie.prototype.load = function() {
var allcookies = this.$document.cookie;
if (allcookies == "") return false;
var start = allcookies.indexOf(this.$name + '=');
if (start == -1) return false;
start += this.$name.length + 1;
var end  = allcookies.indexOf(';', start);
if (end == -1) end = allcookies.length;
var cookieval = allcookies.substring(start, end);
var a = cookieval.split('&');
for (var i = 0; i < a.length; i++) {
a[i] = a[i].split(':');
}
for (var i = 0; i < a.length; i++) {
this[a[i][0]] = unescape(a[i][1]);
}
return true;
}


//remove method of cookie object
Cookie.prototype.remove = function() {
var cookie;
cookie = this.$name + '=';
if (this.$path) cookie += '; path=' + this.$path;
if (this.$domain) cookie += '; domain=' + this.$domain;
cookie += '; expires=Fri, 02-Jan-1970 00:00:00 GMT';
this.$document.cookie = cookie;
}