function validate_calllogs(form) {
  with(form) {
    if (validate_required(accnumber,"Please enter an account.")==false)
    {
      accnumber.focus(); return false;
    }
  }
}

function validate_chkrate(form) {
  with(form) {
    if (validate_required(account,"Please enter an account.")==false) {
      account.focus(); return false;
    }
    if ((country.value==null||country.value=="")&&
        (phone.value==null||phone.value=="")) {
      action='https://www.checkpins.net/includes/chkrategrid.php';
    }
  }
}

function validate_recharge(form) {
  with(form) {
    if (validate_required(destination,"Please enter an account.")==false)
    {
      destination.focus(); return false;
    }
    if ((coupon.value==null||coupon.value=="")&&
        (account.value==null||account.value=="")) {
      alert('Please enter coupon or account and pin.'); return false;
    }
  }
}

function validate_required(field,msg) {
  with(field) {
    if (value==null||value=="") {
      alert(msg); return false;
    } else {
      return true;
    }
  }
}