function c_rnr_hideAll()
{
  if (document.forms[0].c_rnr != null)
  {
    if (document.forms[0].c_rnr.checked == false) {changeObjectVisibility("c_rnr_QS","hidden","none");}
  }

//  if (document.crForm.c_rnr.checked == false) {changeObjectVisibility("c_rnr_QS","hidden","none");}
}