//Abre popup do atendimento on-line no centro da tela
function PopupAtendimentoOnline(url, win, w, h)
{
  center_x = (screen.width - w)/2;
  center_y = (screen.height - h)/2;
  
  window.open(url, win, 'width=' + w + ',height=' + h + ',top=' + center_y + ',left=' + center_x + ',scrollbars=2,location=0');
}

//Abre popup do atendimento on-line no centro da tela
function AbrirPopUp(url) {    
    window.open(url);
}