/*********************************************************
* 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.$secure = secure; else this.$secure= false;
}

/*********************************************************
* Thi function is the store() method of the cookie object*
*********************************************************/
function _Cookie_store(){
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.$secure) cookie += "; secure";
//Store the cookie
this.$document.cookie = cookie;
}


/*********************************************************
* Thi function is the load() method of the cookie object*
*********************************************************/
function _Cookie_load(){
var allcookies = this.$document.cookie;
if (allcookies == "") return false;

//Now extract the named cookie
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;
}

/*********************************************************
* Thi function is the remove() method of the cookie object*
*********************************************************/
function _Cookie_remove(){
var cookie;
cookie = this.$name + "=";
if (this.$path) cookie += "; path=" + this.$path;
if (this.$domain) cookie += "; domain=" + this.$domain;
cookie += "; expires=Fri, 02-Jan-1970 00:00:00 GMT"; //set a passed date
this.$document.cookie = cookie;
}

//Create a dummy cookie
new Cookie();
Cookie.prototype.store = _Cookie_store;
Cookie.prototype.load = _Cookie_load;
Cookie.prototype.remove = _Cookie_remove;