function fcnAjuda(sHelpId) {

	fcnNovaTela('ajuda.asp?ac=' + sHelpId, 'no', 'yes', '560', '600')

}

function fcnSubmit(sPagina, sFormulario) {

    sFormulario.method='post';
    sFormulario.action=sPagina;
    sFormulario.submit();    

}

function fcnNovaTela(url, bExibeFerramentas, bExibeRolagem, sWidth, sHeight)
{ 
  newwindow=window.open(url, '_blank', 'width=' + sWidth + ',height=' + sHeight + ',left=' + (screen.width - sWidth) / 2 + ',top=' + ((screen.height - sHeight) / 2.0) + ',toolbar=no,location=no,status=no,menubar=' + bExibeFerramentas + ',scrollbars=' + bExibeRolagem + ',resizable=no')
}

function fcnNovaTelaCheia(url, bExibeFerramentas)
{
  newwindow=window.open(url, '_blank', 'width=' + (screen.width - 10) + ',height=' + (screen.height - 57) + ',left=0,top=0,toolbar=no,location=no,status=no,menubar=' + bExibeFerramentas + ',scrollbars=yes,resizable=no,left=0,top=0')
}

function fcnChecaHora(dt)
{

  if (dt.value == '')
    return true;

  if (dt.value.length != 5)
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }

  var hora   = dt.value.substring(0, 2)
  var minuto = dt.value.substring(3, 5)
  var barra1 = dt.value.substring(2, 3)

  if (isNaN(hora))
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }

  if (isNaN(minuto))
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }
  
  if (barra1 != ':')
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }

  if (hora < 0 || hora > 23)
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }

  if (minuto < 0 || minuto > 59)
  {
    alert('Hora inválida');
    dt.select();
    return false;
  }

}

function fcnChecaData(dt)
{

  if (dt.value == '')
    return true;

  if (dt.value.length != 10)
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

  var dia    = dt.value.substring(0, 2)
  var mes    = dt.value.substring(3, 5)
  var ano    = dt.value.substring(6, 10)
  var barra1 = dt.value.substring(2, 3)
  var barra2 = dt.value.substring(5, 6)

  if (barra1 != '/')
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

  if (barra2 != '/')
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

  if (dia < 1 || dia > 31)
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

  if (mes < 1 || mes > 12)
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

  if (ano < 2000 || ano > 2050)
  {
    alert('Data inválida');
    dt.select();
    return false;
  }

}

function fcnChecaAno(dt)
{

  if (dt.value == '')
    return true;

  if (dt.value.length != 4)
  {
    alert('Ano inválido');
    dt.select();
    return false;
  }

  if (dt.value < 2000 || dt.value > 2050)
  {
    alert('Ano inválido');
    dt.select();
    return false;
  }

}

function fcnChecaMes(dt)
{

  if (dt.value == '')
    return true;

  if (dt.value < 1 || dt.value > 12)
  {
    alert('Męs inválido');
    dt.select();
    return false;
  }

}






function fcnMostra(qual) 
{
   if (qual.style.display=='none') {
   qual.style.display='block'
   } else {
   qual.style.display='none'
   }
}


function popUp(URL, w , h) 
{
  var winl = (screen.width - w) / 2;
  var wint = (screen.height - h) / 2;
  day = new Date();
  id = day.getTime();
  eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=175,left = '+winl+',top = '+wint+'');");
}

function finalizar_sessao(sLogin)
{
  if (confirm('Tem certeza que deseja finalizar a sessao?')) 
    window.location=sLogin;
}

function cancelar(sLink)
{
  if (confirm('Tem certeza que deseja cancelar?')) 
    window.location=sLink;
}

function VerificaEmail()
{
  var i=0;
  var len;

  while (i < document.formulario.txtEmail.value.length)
  {
    if(document.formulario.txtEmail.value.charAt(i) == "@")
    {
      i++;
      while (i < document.formulario.txtEmail.value.length)
      {
        if(document.formulario.txtEmail.value.charAt(i) == "@")
          return false;		
        else
          i++;
      }
      return true;
    }
    else
      i++;
  }
  return false;
}