function mb_KeyDown(fom,x)
{
  if (x == 13)
  {
    mb_login(fom);
  }
}

function qry_google(fom)
{
  fom.as_q.value = fom.as_q.value.trim();
}

function mb_login(fom)
{
  fom.target="ifrm";

  fom.email.value= fom.email.value.trim();
  fom.userpswd.value= fom.userpswd.value.trim();

  var chkitem;

  chkitem = check_null(fom.email.value) + check_mail(fom.email.value);
  if( chkitem != "" )
  {
    alert( "\"電子郵件\"" + chkitem );
    fom.email.focus();
    return false;
  }

  chkitem = check_null(fom.userpswd.value) + check_char(fom.userpswd.value) + check_pw(fom.userpswd.value);
  if( chkitem != "" )
  {
    alert( "\"密碼\"" + chkitem );
    fom.userpswd.focus();
    return false;
  }
}