//Cookie is an extension to Prototype that handles cookies. Store is an extension of Cookie.
//Cookie is written by Carlos Reche.
// 


//var Cookie = {
//  set: function(name, value, daysToExpire) {
//    var expire = '';
//    if (daysToExpire != undefined) {
//      var d = new Date();
//      d.setTime(d.getTime() + (86400000 * parseFloat(daysToExpire)));
//      expire = '; expires=' + d.toGMTString();
//    }
//    return (document.cookie = escape(name) + '=' + escape(value || '') + expire);
//  },
//  get: function(name) {
//    var cookie = document.cookie.match(new RegExp('(^|;)\\s*' + escape(name) + '=([^;\\s]*)'));
//    return (cookie ? unescape(cookie[2]) : null);
//  },
//  erase: function(name) {
//    var cookie = Cookie.get(name) || true;
//    Cookie.set(name, '', -1);
//    return cookie;
//  },
//  accept: function() {
//    if (typeof navigator.cookieEnabled == 'boolean') {
//      return navigator.cookieEnabled;
//    }
//    Cookie.set('_test', '1');
//    return (Cookie.erase('_test') === '1');
//  }
//};


function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}