//
// © Copyright 2006 Hewlett-Packard
//
// Author:  Christian Kuhn-Küster
//
// Date         Revision    Comments
// -------------------------------------------------------------------------------------------------------
// 31.03.2006   1.0         Initial Release


// add an event handler at page startup

function AddOnLoadEvent(functionID)
{
    var lastOnload = window.onload;
  
    if (typeof window.onload != 'function')
        window.onload = functionID;
    else
    {
        window.onload = function()
        {
            lastOnload();
            functionID();
        }
    }
}

// set a cookie with all possible options - expiration time is in minutes

function SetCookie(name, value, expires, path, domain, secure) 
{
    var today = new Date();
    today.setTime(today.getTime());

    if (expires)
        expires = expires * 1000 * 60;

    var expires_date = new Date(today.getTime() + (expires));
    
    document.cookie =
        name + "=" + escape(value) +
        ((expires) ? ";expires=" + expires_date.toGMTString() : "") + 
        ((path)? ";path=" + path : "") + 
        ((domain) ? ";domain=" + domain : "") +
        ((secure) ? ";secure" : "");
}

// return a cookie's value

function GetCookie(name)
{
    var start = document.cookie.indexOf(name + "=");
    var len = start + name.length + 1;
    
    if ((!start) && (name != document.cookie.substring(0, name.length)))
        return null;

    if (start == -1)
        return null;

    var end = document.cookie.indexOf(";", len);

    if (end == -1)
        end = document.cookie.length;

    return unescape(document.cookie.substring(len, end));
}