function cbmactive(divid)
{


$('cb_newvideos').removeClassName('contentleft-box-content-menu-button-active');
$('cb_newpictures').removeClassName('contentleft-box-content-menu-button-active');
$('cb_newuser').removeClassName('contentleft-box-content-menu-button-active');
$('cb_lastonline').removeClassName('contentleft-box-content-menu-button-active');

$('cb_lastprofile').removeClassName('contentleft-box-content-menu-button-active');

$(divid).addClassName('contentleft-box-content-menu-button-active');

}