function Cookiemanager(name,defaultExpiration,expirationUnits,defaultDomain,defaultPath) {
	this.name=name;
	this.defaultExpiration=this.getExpiration(defaultExpiration,expirationUnits);
	this.defaultDomain=(defaultDomain)?defaultDomain:(document.domain.search(/[a-zA-Z]/) == -1)?document.domain:document.domain.substring(document.domain.indexOf('.') + 1,document.domain.length);
	this.defaultPath=(defaultPath)?defaultPath:'/';
	this.cookies=new Object();
	this.expiration=new Object();
	this.domain=new Object();
	this.path=new Object();
	window.onunload=new Function (this.name+'.setDocumentCookies();');
	this.getDocumentCookies();
	}
Cookiemanager.prototype.getExpiration=function(expiration,units) {
	expiration=(expiration)?expiration:7;
	units=(units)?units:'days';
	var date=new Date();
	switch(units) {
		case 'years': date.setFullYear(date.getFullYear() + expiration); break;
		case 'months': date.setMonth(date.getMonth() + expiration); break;
		case 'days': date.setTime(date.getTime()+(expiration*24*60*60*1000)); break;
		case 'hours': date.setTime(date.getTime()+(expiration*60*60*1000)); break;
		case 'minutes': date.setTime(date.getTime()+(expiration*60*1000)); break;
		case 'seconds': date.setTime(date.getTime()+(expiration*1000)); break;
		default: date.setTime(date.getTime()+expiration); break;
	}
	return date.toGMTString();
	}
Cookiemanager.prototype.getDocumentCookies=function() {
	var cookie,pair;
	var cookies=document.cookie.split(';');
	var len=cookies.length;
	for(var i=0;i < len;i++) {
		cookie=cookies[i];
		while (cookie.charAt(0)==' ') cookie=cookie.substring(1,cookie.length);
		pair=cookie.split('=');
		this.cookies[pair[0]]=pair[1];
		}
	}
Cookiemanager.prototype.setDocumentCookies=function() {
	var expires='';
	var cookies='';
	var domain='';
	var path='';
	for(var name in this.cookies) {
		expires=(this.expiration[name])?this.expiration[name]:this.defaultExpiration;
		path=(this.path[name])?this.path[name]:this.defaultPath;
		domain=(this.domain[name])?this.domain[name]:this.defaultDomain;
		cookies=name + '=' + this.cookies[name] + '; expires=' + expires + '; path=' + path + '; domain=' + domain;
		document.cookie=cookies;
		}
	return true;
	}
Cookiemanager.prototype.getCookie=function(cookieName) {
	var cookie=this.cookies[cookieName]
	return (cookie)?cookie:false;
	}
Cookiemanager.prototype.setCookie=function(cookieName,cookieValue,expiration,expirationUnits,domain,path) {
	this.cookies[cookieName]=cookieValue;
	if (expiration) this.expiration[cookieName]=this.getExpiration(expiration,expirationUnits);
	if (domain) this.domain[cookieName]=domain;
	if (path) this.path[cookieName]=path;
	return true;
	}
var cookieManager=new Cookiemanager('cookieManager',1,'years');