HTML - Abrir una nueva ventana

<a mp-mode="dftl" href="https://www.mercadopago.com/mla/checkout/start?pref_id=19184706-e0939bb3-cea9-4863-8ac5-a0c5909b2400" name="MP-payButton" class='blue-ar-l-rn-none'>Pagar</a>

<script type="text/javascript">

(function(){function $MPC_load(){window.$MPC_loaded !== true && (function(){var s = document.createElement("script");s.type = "text/javascript";s.async = true;s.src = document.location.protocol+"//secure.mlstatic.com/mptools/render.js";var x = document.getElementsByTagName('script')[0];x.parentNode.insertBefore(s, x);window.$MPC_loaded = true;})();}window.$MPC_loaded !== true ? (window.attachEvent ?window.attachEvent('onload', $MPC_load) : window.addEventListener('load', $MPC_load, false)) : null;})();

</script>

<a ... target="_blank">

<a target="_blank" href="http://www.lineadecodigo.com">Abrir Linea de Codigo en una nueva ventana</a>

<a target="_blank" href="http://www.tupagina.com">Abrir Linea de Codigo en una nueva ventana</a>

<a href="http://miweb.com/" id="Popup"> Open Popup </a>

//Code Starts

$(document).ready(function() {

   $('#Popup').click(function() {

     var NWin = window.open($(this).prop('href'), '', 'height=800,width=800');

     if (window.focus)

     {

       NWin.focus();

     }

     return false;

    });

});​