function toggleTabs(tabsName, activeNo, activeClass, inactiveClass)
{
    var i;
    for (i = 1; document.getElementById(tabsName + 'Menu' + i); i++)
    {
        document.getElementById(tabsName + 'Menu' + i).className = inactiveClass;
        document.getElementById(tabsName + 'Content' + i).style.display = 'none';  
    }
    document.getElementById(tabsName + 'Menu' + activeNo).className = activeClass;
    document.getElementById(tabsName + 'Content' + activeNo).style.display = '';
    setCookie(tabsName, activeNo);
}


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 ) );
}

function setCookie( name, value, expires, path, domain, secure ) {
    var today = new Date();
    today.setTime( today.getTime() );
    if ( expires ) {
        expires = expires * 1000 * 60 * 60;
    }
    var expires_date = new Date( today.getTime() + (expires) );
    document.cookie = name+'='+escape( value ) +
                    ( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
                    ( ( path ) ? ';path=' + path : '' ) +
                    ( ( domain ) ? ';domain=' + domain : '' ) +
                    ( ( secure ) ? ';secure' : '' );
}

function deleteCookie(name, path, domain) {
    if (getCookie(name))
        document.cookie = name + '=' +
                        ((path) ? ';path=' + path : '') +
                        ((domain) ? ';domain=' + domain : '') +
                        ';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}