// Validation for Subscribe Page
// 09.06.2009 RK

function Disable(cb,but){
 var cbs=document.getElementsByName(cb.name);
 but=cbs[0].form[but]
 but.setAttribute('disabled','disabled');
 for (var zxc0=0;zxc0<cbs.length;zxc0++){
  if (cbs[0].checked && cbs[1].checked){
   but.removeAttribute('disabled');
   break;
  }
 }
}