/*****************************************************************************
        COPYRIGHT (C) 2007. PIXELFORCES LTD. ALL RIGHTS RESERVED
*****************************************************************************/

function toggle(id)
{
        if(document.getElementById(id).style.display == 'none')
        {
                document.getElementById(id).style.display = 'block';
                create_cookie(id, 1, 1);
        }
        else
        {
                document.getElementById(id).style.display = 'none';
                erase_cookie(id);
        }
}

function replace(id1, id2)
{
        if(document.getElementById(id1).style.display == 'none')
        {
                document.getElementById(id1).style.display = 'block';
                document.getElementById(id2).style.display = 'none';
                create_cookie(id1, 1, 1);
                erase_cookie(id2);
        }
        else
        {
                document.getElementById(id2).style.display = 'block';
                document.getElementById(id1).style.display = 'none';
                create_cookie(id2, 1, 1);
                erase_cookie(id1);
        }
}

function create_cookie(id, 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 = id+'='+value+expires+'; path=/';
}

function erase_cookie(id)
{
        create_cookie(id,'',-1);
}