// $Id: Cookie.js,v 1.1.1.1 2010/02/26 08:30:21 steve Exp $
//
// Generic Cookie Handling
//
var Cookie = function() {

    this.cookieName = ''
    
    this.createCookie = function(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=/"
    }

    this.eraseCookie = function(name) {

        this.createCookie(name,"",-1);
    }

    this.readCookie = function(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;
    }
}